implemented CORS for collections/import

fixed cors error

fixed credential cors error

Author: alizaib1217

config/initializers/cors.rb

@@ -4,5 +4,6 @@
   allow do
     origins '*'
     resource '/api/v1/public/*', headers: :any, methods: %i[get post options]
+    resource '/api/v1/collections/imports/*', headers: :any, methods: %i[post options], credentials: false
   end
 end