Bump postcss-selector-parser and ng-packagr

Removes [postcss-selector-parser](https://github.com/postcss/postcss-selector-parser). It's no longer used after updating ancestor dependency [ng-packagr](https://github.com/ng-packagr/ng-packagr). These dependencies need to be updated together.


Removes `postcss-selector-parser`

Updates `ng-packagr` from 12.2.7 to 22.1.1
- [Release notes](https://github.com/ng-packagr/ng-packagr/releases)
- [Changelog](https://github.com/ng-packagr/ng-packagr/blob/main/CHANGELOG.md)
- [Commits](ng-packagr/ng-packagr@v12.2.7...22.1.1)

---
updated-dependencies:
- dependency-name: postcss-selector-parser
  dependency-version:
  dependency-type: indirect
- dependency-name: ng-packagr
  dependency-version: 22.1.1
  dependency-type: direct:development
...

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

Author: dependabot[bot]