ConfideUserTest: match Eloquent method name change

This simply does on lines 186, 202 what commit 617e3aad did on lines
113, 129. The change `newQueryWithDeleted()` to `newQueryWithoutScopes()` occurred at the top of the `save()` method in Laravel's [Model.php](https://github.com/laravel/framework/blob/4.2/src/Illuminate/Database/Eloquent/Model.php).