Remove database app_name and app_uuid (#7562)

- Remove database app_name, app_uuid
  - This is handled automatically by the database class
- Remove redundant database::new()

core/notifications/app_defaults.php

@@ -39,8 +39,6 @@ if ($domains_processed == 1) {
 	//			$p = permissions::new();
 	//			$p->add('notification_add', 'temp');
 	//		//execute insert
-	//			$database->app_name = 'notifications';
-	//			$database->app_uuid = 'e746fbcb-f67f-4e0e-ab64-c414c01fac11';
 	//			$database->save($array, false);
 	//			unset($array);
 	//		//revoke temporary permissions