Fix some error handling

Author: DaneEveritt

app/Exceptions/Handler.php

@@ -83,14 +83,14 @@ public function invalidJson($request, ValidationException $exception)
                 $cleaned[] = snake_case($reason);
             }
 
-            return [$field => $cleaned];
+            return [str_replace('.', '_', $field) => $cleaned];
         })->toArray();
 
         $errors = collect($exception->errors())->map(function ($errors, $field) use ($codes) {
             $response = [];
             foreach ($errors as $key => $error) {
                 $response[] = [
-                    'code' => array_get($codes, $field . '.' . $key),
+                    'code' => array_get($codes, str_replace('.', '_', $field) . '.' . $key),
                     'detail' => $error,
                     'source' => ['field' => $field],
                 ];

app/Http/Controllers/Api/Application/Nodes/AllocationController.php

@@ -26,11 +26,6 @@ class AllocationController extends ApplicationApiController
      */
     private $deletionService;
 
-    /**
-     * @var \Spatie\Fractal\Fractal
-     */
-    private $fractal;
-
     /**
      * @var \Pterodactyl\Contracts\Repository\AllocationRepositoryInterface
      */