Bump postcss-selector-parser, postcss-modules-local-by-default, postcss-modules-scope and postcss-preset-env

Bumps [postcss-selector-parser](https://github.com/postcss/postcss-selector-parser) to 7.1.6 and updates ancestor dependencies [postcss-selector-parser](https://github.com/postcss/postcss-selector-parser), [postcss-modules-local-by-default](https://github.com/css-modules/postcss-modules-local-by-default), [postcss-modules-scope](https://github.com/css-modules/postcss-modules-scope) and [postcss-preset-env](https://github.com/csstools/postcss-plugins/tree/HEAD/plugin-packs/postcss-preset-env). These dependencies need to be updated together.


Updates `postcss-selector-parser` from 6.1.4 to 7.1.6
- [Release notes](https://github.com/postcss/postcss-selector-parser/releases)
- [Changelog](https://github.com/postcss/postcss-selector-parser/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss-selector-parser@6.1.4...7.1.6)

Updates `postcss-modules-local-by-default` from 4.0.0 to 4.2.0
- [Release notes](https://github.com/css-modules/postcss-modules-local-by-default/releases)
- [Changelog](https://github.com/css-modules/postcss-modules-local-by-default/blob/master/CHANGELOG.md)
- [Commits](css-modules/postcss-modules-local-by-default@v4.0.0...v4.2.0)

Updates `postcss-modules-scope` from 3.0.0 to 3.2.1
- [Release notes](https://github.com/css-modules/postcss-modules-scope/releases)
- [Changelog](https://github.com/css-modules/postcss-modules-scope/blob/master/CHANGELOG.md)
- [Commits](css-modules/postcss-modules-scope@v3.0.0...v3.2.1)

Updates `postcss-preset-env` from 6.7.0 to 11.6.1
- [Changelog](https://github.com/csstools/postcss-plugins/blob/main/plugin-packs/postcss-preset-env/CHANGELOG.md)
- [Commits](https://github.com/csstools/postcss-plugins/commits/HEAD/plugin-packs/postcss-preset-env)

---
updated-dependencies:
- dependency-name: postcss-selector-parser
  dependency-version: 7.1.6
  dependency-type: indirect
- dependency-name: postcss-modules-local-by-default
  dependency-version: 4.2.0
  dependency-type: indirect
- dependency-name: postcss-modules-scope
  dependency-version: 3.2.1
  dependency-type: indirect
- dependency-name: postcss-preset-env
  dependency-version: 11.6.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]