docs: hide Component Playground top-level nav item (#40247)

Co-authored-by: Claude Code <noreply@anthropic.com>

Author: rusackas

docs/versions-config.json

@@ -70,7 +70,7 @@
     }
   },
   "components": {
-    "disabled": false,
+    "disabled": true,
     "lastVersion": "current",
     "includeCurrentVersion": true,
     "onlyIncludeVersions": [