fix(imports): update import path for auth module in product create and update routes

frontend/app/api/products-create/route.ts

@@ -1,4 +1,4 @@
-import { auth } from '../../auth';
+import { auth } from '../../../auth.ts';
 
 const API_BASE = process.env.NEXT_PUBLIC_API_URL_INTERNAL || 'http://recipe-api:8080';