maintain(deps-dev): bump postcss from 8.4.24 to 8.4.25 in /ui (#4329)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.24 to 8.4.25.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.24...8.4.25)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

ui/package.json

@@ -43,7 +43,7 @@
     "eslint-plugin-jest": "^27.2.2",
     "jest": "^29.5.0",
     "jest-environment-jsdom": "^29.6.1",
-    "postcss": "^8.4.24",
+    "postcss": "^8.4.25",
     "prettier": "^2.8.8",
     "prettier-plugin-tailwindcss": "^0.3.0",
     "tailwindcss": "^3.2.7",