Build(deps-dev): Bump postcss from 8.4.45 to 8.4.47 in /catalog/ui

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.45 to 8.4.47.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.45...8.4.47)

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

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

catalog/ui/package.json

@@ -56,7 +56,7 @@
     "jest-environment-jsdom": "^29.7.0",
     "jest-fetch-mock": "^3.0.3",
     "mini-css-extract-plugin": "^2.9.1",
-    "postcss": "^8.4.45",
+    "postcss": "^8.4.47",
     "postcss-custom-media": "^8.0.2",
     "postcss-loader": "^7.3.4",
     "prettier": "^3.3.3",