Bump whatwg-url from 8.1.0 to 8.2.1 (#14688)

Bumps [whatwg-url](https://github.com/jsdom/whatwg-url) from 8.1.0 to 8.2.1.
- [Release notes](https://github.com/jsdom/whatwg-url/releases)
- [Commits](https://github.com/jsdom/whatwg-url/compare/v8.1.0...v8.2.1

)

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