Fix #15506

* Upgrade Ruby to 2.7.3

https://www.ruby-lang.org/en/news/2021/04/05/ruby-2-7-3-released/
includes security fixes to
- CVE-2021-28965: XML round-trip vulnerability in REXML
- CVE-2021-28966: Path traversal in Tempfile on Windows

* Update rexml to 3.2.5

https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/

Bumps [redis](https://github.com/NodeRedis/node-redis) from 3.0.2 to 3.1.0.
- [Release notes](https://github.com/NodeRedis/node-redis/releases)
- [Changelog](https://github.com/NodeRedis/node-redis/blob/master/CHANGELOG.md)
- [Commits](https://github.com/NodeRedis/node-redis/compare/v3.0.2...v3.1.0

)

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Bumps [classnames](https://github.com/JedWatson/classnames) from 2.2.6 to 2.3.1.
- [Release notes](https://github.com/JedWatson/classnames/releases)
- [Changelog](https://github.com/JedWatson/classnames/blob/master/HISTORY.md)
- [Commits](https://github.com/JedWatson/classnames/commits

)

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In Rails 6.1, raw file inclusion in templates have to be explicitly marked as
HTML-safe, otherwise it's rendered as text.

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.12.0 to 1.12.1.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop/rubocop/compare/v1.12.0...v1.12.1

)

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Bumps [webpack-assets-manifest](https://github.com/webdeveric/webpack-assets-manifest) from 4.0.1 to 4.0.2.
- [Release notes](https://github.com/webdeveric/webpack-assets-manifest/releases)
- [Commits](https://github.com/webdeveric/webpack-assets-manifest/compare/v4.0.1...v4.0.2

)

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Bumps [@testing-library/react](https://github.com/testing-library/react-testing-library) from 11.2.5 to 11.2.6.
- [Release notes](https://github.com/testing-library/react-testing-library/releases)
- [Changelog](https://github.com/testing-library/react-testing-library/blob/master/CHANGELOG.md)
- [Commits](https://github.com/testing-library/react-testing-library/compare/v11.2.5...v11.2.6

)

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Fixes #15984

Bumps [react-select](https://github.com/JedWatson/react-select) from 4.0.2 to 4.3.0.
- [Release notes](https://github.com/JedWatson/react-select/releases)
- [Changelog](https://github.com/JedWatson/react-select/blob/master/docs/CHANGELOG.md)
- [Commits](https://github.com/JedWatson/react-select/compare/react-select@4.0.2...react-select@4.3.0

)

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Bumps [eslint](https://github.com/eslint/eslint) from 7.22.0 to 7.23.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](https://github.com/eslint/eslint/compare/v7.22.0...v7.23.0

)

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Bumps [@babel/preset-react](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-react) from 7.12.13 to 7.13.13.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.13.13/packages/babel-preset-react

)

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Bumps [react-redux](https://github.com/reduxjs/react-redux) from 7.2.2 to 7.2.3.
- [Release notes](https://github.com/reduxjs/react-redux/releases)
- [Changelog](https://github.com/reduxjs/react-redux/blob/master/CHANGELOG.md)
- [Commits](https://github.com/reduxjs/react-redux/compare/v7.2.2...v7.2.3

)

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Bumps [@babel/core](https://github.com/babel/babel/tree/HEAD/packages/babel-core) from 7.13.10 to 7.13.14.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.13.14/packages/babel-core

)

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Bumps [aws-sdk-s3](https://github.com/aws/aws-sdk-ruby) from 1.92.0 to 1.93.0.
- [Release notes](https://github.com/aws/aws-sdk-ruby/releases)
- [Changelog](https://github.com/aws/aws-sdk-ruby/blob/version-3/gems/aws-sdk-s3/CHANGELOG.md)
- [Commits](https://github.com/aws/aws-sdk-ruby/commits

)

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Bumps [eslint-plugin-react](https://github.com/yannickcr/eslint-plugin-react) from 7.22.0 to 7.23.1.
- [Release notes](https://github.com/yannickcr/eslint-plugin-react/releases)
- [Changelog](https://github.com/yannickcr/eslint-plugin-react/blob/master/CHANGELOG.md)
- [Commits](https://github.com/yannickcr/eslint-plugin-react/compare/v7.22.0...v7.23.1

)

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Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.11.0 to 1.12.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop/rubocop/compare/v1.11.0...v1.12.0

)

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Bumps [parallel_tests](https://github.com/grosser/parallel_tests) from 3.5.2 to 3.6.0.
- [Release notes](https://github.com/grosser/parallel_tests/releases)
- [Changelog](https://github.com/grosser/parallel_tests/blob/master/CHANGELOG.md)
- [Commits](https://github.com/grosser/parallel_tests/compare/v3.5.2...v3.6.0

)

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Bumps [fabrication](https://github.com/paulelliott/fabrication) from 2.21.1 to 2.22.0.
- [Release notes](https://github.com/paulelliott/fabrication/releases)
- [Changelog](https://github.com/paulelliott/fabrication/blob/master/Changelog.markdown)
- [Commits](https://github.com/paulelliott/fabrication/commits

)

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Bumps [webmock](https://github.com/bblimke/webmock) from 3.12.1 to 3.12.2.
- [Release notes](https://github.com/bblimke/webmock/releases)
- [Changelog](https://github.com/bblimke/webmock/blob/master/CHANGELOG.md)
- [Commits](https://github.com/bblimke/webmock/compare/v3.12.1...v3.12.2

)

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Bumps [@testing-library/jest-dom](https://github.com/testing-library/jest-dom) from 5.11.9 to 5.11.10.
- [Release notes](https://github.com/testing-library/jest-dom/releases)
- [Changelog](https://github.com/testing-library/jest-dom/blob/main/CHANGELOG.md)
- [Commits](https://github.com/testing-library/jest-dom/compare/v5.11.9...v5.11.10

)

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Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 1.3.9 to 1.4.0.
- [Release notes](https://github.com/webpack-contrib/mini-css-extract-plugin/releases)
- [Changelog](https://github.com/webpack-contrib/mini-css-extract-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/mini-css-extract-plugin/compare/v1.3.9...v1.4.0

)

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Bumps [@babel/preset-env](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-env) from 7.13.10 to 7.13.12.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.13.12/packages/babel-preset-env

)

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Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 5.1.3 to 5.2.0.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/css-loader/compare/v5.1.3...v5.2.0

)

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Bumps [pghero](https://github.com/ankane/pghero) from 2.8.0 to 2.8.1.
- [Release notes](https://github.com/ankane/pghero/releases)
- [Changelog](https://github.com/ankane/pghero/blob/master/CHANGELOG.md)
- [Commits](https://github.com/ankane/pghero/compare/v2.8.0...v2.8.1

)

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Bumps [rails](https://github.com/rails/rails) from 6.1.3 to 6.1.3.1.
- [Release notes](https://github.com/rails/rails/releases)
- [Commits](https://github.com/rails/rails/compare/v6.1.3...v6.1.3.1

)

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Raw SQL passed to `pluck` now has to be explicitly marked as SQL via
Arel.sql, see https://github.com/rails/rails/pull/27947

Allow changing e-mail as long as the account is unconfirmed

* Add transition to media modal background

* use reduceMotion

* Move background color transition into css

Signed-off-by: marcin mikołajczak <me@mkljczk.pl>