chore(deps-dev): bump postcss

Bumps the npm_and_yarn group with 1 update in the /ui directory: [postcss](https://github.com/postcss/postcss).


Updates `postcss` from 8.5.6 to 8.5.10
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.6...8.5.10)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.10
  dependency-type: direct:development
  dependency-group: npm_and_yarn
...

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

Author: dependabot[bot]

ui/packages/ce/package.json

@@ -76,7 +76,7 @@
     "globals": "^16.2.0",
     "typescript-eslint": "^8.32.1",
     "monaco-editor": "^0.55.0",
-    "postcss": "^8.3.3",
+    "postcss": "^8.5.10",
     "prettier": "^2.8.8",
     "sass": "^1.86.0",
     "stylelint": "^14.0.1",