fix: properly retrieve and use user model

Author: dnwjn

src/Processors/AnonymizeUsers.php

@@ -18,7 +18,7 @@ public function tables(): array
     public function process(): void
     {
         /** @var Authenticatable|Model $user */
-        foreach ($this->getUserModel()->query()->cursor() as $user) {
+        foreach ($this->getUserModel()::query()->cursor() as $user) {
             $data = [];
 
             /** @phpstan-ignore-next-line */
@@ -48,11 +48,9 @@ public function process(): void
     /**
      * Get the user model.
      */
-    protected function getUserModel(): Authenticatable|Model
+    protected function getUserModel(): string
     {
-        $model = config('auth.providers.users.model');
-
-        return app($model);
+        return config('auth.providers.users.model');
     }
 
     /**