Bump postcss-nesting from 13.0.2 to 14.0.0 in /docs/lakebridge

Bumps [postcss-nesting](https://github.com/csstools/postcss-plugins/tree/HEAD/plugins/postcss-nesting) from 13.0.2 to 14.0.0.
- [Changelog](https://github.com/csstools/postcss-plugins/blob/main/plugins/postcss-nesting/CHANGELOG.md)
- [Commits](https://github.com/csstools/postcss-plugins/commits/HEAD/plugins/postcss-nesting)

---
updated-dependencies:
- dependency-name: postcss-nesting
  dependency-version: 14.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

docs/lakebridge/package.json

@@ -27,7 +27,7 @@
     "docusaurus-lunr-search": "3.6.1",
     "docusaurus-plugin-image-zoom": "^3.0.1",
     "lucide-react": "^0.555.0",
-    "postcss-nesting": "^13.0.2",
+    "postcss-nesting": "^14.0.0",
     "prism-react-renderer": "^2.3.0",
     "react": "^19.2.1",
     "react-dom": "^19.2.1",