chore(deps): bump fumadocs-ui from 16.8.12 to 16.9.3

Bumps [fumadocs-ui](https://github.com/fuma-nama/fumadocs) from 16.8.12 to 16.9.3.
- [Release notes](https://github.com/fuma-nama/fumadocs/releases)
- [Commits](https://github.com/fuma-nama/fumadocs/compare/fumadocs-ui@16.8.12...fumadocs-ui@16.9.3)

---
updated-dependencies:
- dependency-name: fumadocs-ui
  dependency-version: 16.9.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

apps/docs/package.json

@@ -18,7 +18,7 @@
   "dependencies": {
     "fumadocs-core": "16.8.12",
     "fumadocs-mdx": "15.0.7",
-    "fumadocs-ui": "16.8.12",
+    "fumadocs-ui": "16.9.3",
     "lucide-react": "^1.16.0",
     "next": "16.2.6",
     "react": "^19.2.6",