Upgrade to Laravel 9 (#4413)

Co-authored-by: DaneEveritt <dane@daneeveritt.com>

app/Http/Controllers/Api/Application/ApplicationApiController.php

@@ -13,15 +13,9 @@ use Pterodactyl\Transformers\Api\Application\BaseTransformer;
 
 abstract class ApplicationApiController extends Controller
 {
-    /**
-     * @var \Illuminate\Http\Request
-     */
-    protected $request;
+    protected Request $request;
 
-    /**
-     * @var \Pterodactyl\Extensions\Spatie\Fractalistic\Fractal
-     */
-    protected $fractal;
+    protected Fractal $fractal;
 
     /**
      * ApplicationApiController constructor.
@@ -30,7 +24,7 @@ abstract class ApplicationApiController extends Controller
     {
         Container::getInstance()->call([$this, 'loadDependencies']);
 
-        // Parse all of the includes to use on this request.
+        // Parse all the includes to use on this request.
         $input = $this->request->input('include', []);
         $input = is_array($input) ? $input : explode(',', $input);
 
@@ -62,7 +56,6 @@ abstract class ApplicationApiController extends Controller
      * @return T
      *
      * @noinspection PhpDocSignatureInspection
-     * @noinspection PhpUndefinedClassInspection
      */
     public function getTransformer(string $abstract)
     {
@@ -72,7 +65,7 @@ abstract class ApplicationApiController extends Controller
     }
 
     /**
-     * Return a HTTP/204 response for the API.
+     * Return an HTTP/204 response for the API.
      */
     protected function returnNoContent(): Response
     {