Merge pull request #56 from soranoo/dependabot/npm_and_yarn/demos/next14-app-router/next-14.2.21

Bump next from 14.0.4 to 14.2.21 in /demos/next14-app-router

Author: soranoo

demos/next14-app-router/package-lock.json

@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "@t3-oss/env-nextjs": "^0.7.1",
-    "next": "^14.0.4",
+    "next": "^14.2.21",
     "react": "18.2.0",
     "react-dom": "18.2.0",
     "zod": "^3.22.4"