chore(deps-dev): bump postcss from 8.4.40 to 8.4.41 in /frontend

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.40 to 8.4.41.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss/compare/8.4.40...8.4.41)

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

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

frontend/package.json

@@ -54,7 +54,7 @@
     "eslint-plugin-unused-imports": "^2.0.0",
     "husky": "^8.0.0",
     "lint-staged": "^15.2.8",
-    "postcss": "^8.4.31",
+    "postcss": "^8.4.41",
     "prettier": "^3.3.3",
     "prettier-plugin-tailwindcss": "^0.2.2",
     "tailwindcss": "^3.2.4",