chore(settings): enable ui-ux-pro-max skill

Toggle ui-ux-pro-max@ui-ux-pro-max-skill false → true so design-review,
design-consultation, and feat/hotfix design gate can route through it.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

settings.json

@@ -237,7 +237,7 @@
   },
   "enabledPlugins": {
     "example-skills@anthropic-agent-skills": false,
-    "ui-ux-pro-max@ui-ux-pro-max-skill": false,
+    "ui-ux-pro-max@ui-ux-pro-max-skill": true,
     "caveman@caveman": true,
     "security-guidance@claude-code-plugins": true,
     "superpowers@superpowers-marketplace": true,