Chore: Scope URLs with account_id (#601)

* Chore: Enable Users to create multiple accounts

Addresses: #402
- migrations to split roles and other attributes from users table
- make changes in code to accommodate this change

Co-authored-by: Pranav Raj Sreepuram <pranavrajs@gmail.com>

app/javascript/dashboard/api/userNotificationSettings.js

@@ -3,7 +3,7 @@ import ApiClient from './ApiClient';
 
 class UserNotificationSettings extends ApiClient {
   constructor() {
-    super('user/notification_settings');
+    super('notification_settings', { accountScoped: true });
   }
 
   update(params) {