chore(deps): update dependency fumadocs-mdx to v14

BREAKING CHANGE: updated dependencies to major versions

Author: renovate[bot]

pnpm-workspace.yaml

@@ -75,7 +75,7 @@ catalogs:
     cmdk: ^1.1.1
     date-fns: ^4.1.0
     fumadocs-core: 15.8.5
-    fumadocs-mdx: ^12.0.3
+    fumadocs-mdx: ^14.1.0
     fumadocs-twoslash: ^3.1.10
     gray-matter: ^4.0.3
     next-themes: ^0.4.6