Cleanup models, fix test using old factory

app/Models/ApiKey.php

@@ -3,7 +3,6 @@
 namespace Pterodactyl\Models;
 
 use Pterodactyl\Services\Acl\Api\AdminAcl;
-use Illuminate\Database\Eloquent\Factories\HasFactory;
 
 /**
  * @property int $id
@@ -19,8 +18,6 @@ use Illuminate\Database\Eloquent\Factories\HasFactory;
  */
 class ApiKey extends Model
 {
-    use HasFactory;
-
     /**
      * The resource name for this model when it is transformed into an
      * API representation using fractal.