Bump postcss from 8.4.34 to 8.4.35

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.34 to 8.4.35.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.34...8.4.35)

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

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

test-app/package.json

@@ -92,7 +92,7 @@
     "eslint-plugin-qunit": "^8.0.1",
     "flatpickr": "^4.0.0",
     "loader.js": "^4.7.0",
-    "postcss": "^8.4.34",
+    "postcss": "^8.4.35",
     "prettier": "^3.2.5",
     "qunit": "^2.20.0",
     "qunit-dom": "^3.0.0",