Bump css-loader from 5.0.1 to 5.0.2

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 5.0.1 to 5.0.2.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](webpack/css-loader@v5.0.1...v5.0.2)

---
updated-dependencies:
- dependency-name: css-loader
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]