chore: update demo config

Author: ascorbic

demos/canary/next.config.js

@@ -15,6 +15,10 @@ module.exports = {
           source: '/rewritten-to-dashboard',
           destination: '/dashboard',
         },
+        {
+          source: '/hooks/use-selected-layout-segment/rewritten',
+          destination: '/hooks/use-selected-layout-segment/first/slug3/second/catch/all',
+        },
       ],
     }
   },