chore(deps-dev): bump the js-dependencies group across 1 directory with 2 updates

Bumps the js-dependencies group with 1 update in the / directory: [postcss](https://github.com/postcss/postcss).


Updates `postcss` from 8.5.3 to 8.5.4
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.3...8.5.4)

Updates `postcss-preset-env` from 10.1.5 to 10.2.0
- [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
  dependency-version: 8.5.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: js-dependencies
- dependency-name: postcss-preset-env
  dependency-version: 10.2.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: js-dependencies
...

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Author: dependabot[bot]