npm(deps-dev): bump postcss from 8.4.33 to 8.4.34

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.33 to 8.4.34.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.33...8.4.34)

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

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

package.json

@@ -42,7 +42,7 @@
         "eslint-plugin-react": "^7.33.2",
         "husky": "^8.0.3",
         "lint-staged": "^15.2.0",
-        "postcss": "^8.4.33",
+        "postcss": "^8.4.34",
         "prettier": "^3.2.4",
         "react-quill": "^2.0.0",
         "react-router": "^6.21.3",