chore(website): Tim.sara/transcend removal (#24419)

* Update app.js

removes transcend file reference

* Delete website/assets/js/cookie-banner.js

deletes transcend file

Author: timsara331

website/assets/js/app.js

@@ -3,7 +3,6 @@
 {{ $siteGeneration := site.Params.site_generation }}
 import '@ryangjchandler/spruce';
 import 'alpinejs';
-import './cookie-banner'
 
 const sayHello = () => {
   console.log('Welcome to the Vector website and documentation!');