chore(deps-dev): bump postcss-cli in /packages/shared

Bumps [postcss-cli](https://github.com/postcss/postcss-cli) from 10.1.0 to 11.0.0.
- [Release notes](https://github.com/postcss/postcss-cli/releases)
- [Changelog](https://github.com/postcss/postcss-cli/blob/master/CHANGELOG.md)
- [Commits](postcss/postcss-cli@10.1.0...11.0.0)

---
updated-dependencies:
- dependency-name: postcss-cli
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

packages/shared/package.json

@@ -39,7 +39,7 @@
         "jest": "^29.5.0",
         "jest-environment-jsdom": "^29.5.0",
         "postcss": "^8.4.31",
-        "postcss-cli": "^10.1.0",
+        "postcss-cli": "^11.0.0",
         "prettier": "3.0.3",
         "prettier-plugin-svelte": "^3.0.3",
         "sass": "^1.32.6",