Bump faker from 2.20.0 to 2.21.0 (#18434)

Bumps [faker](https://github.com/faker-ruby/faker) from 2.20.0 to 2.21.0.
- [Release notes](https://github.com/faker-ruby/faker/releases)
- [Changelog](https://github.com/faker-ruby/faker/blob/master/CHANGELOG.md)
- [Commits](https://github.com/faker-ruby/faker/compare/v2.20.0...v2.21.0

)

---
updated-dependencies:
- dependency-name: faker
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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