Bump the js-dependencies group with 2 updates (#1134)

Bumps the js-dependencies group with 2 updates: [postcss](https://github.com/postcss/postcss) and [tailwindcss](https://github.com/tailwindlabs/tailwindcss).


Updates `postcss` from 8.4.45 to 8.4.47
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.45...8.4.47)

Updates `tailwindcss` from 3.4.10 to 3.4.12
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/v3.4.12/CHANGELOG.md)
- [Commits](tailwindlabs/tailwindcss@v3.4.10...v3.4.12)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: js-dependencies
- dependency-name: tailwindcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: js-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>