[#81] Removing return type: this is unrelated to the PR

... and so should be done in a separate PR if we want it

Author: weaverryan

src/Resources/skeleton/controller/Controller.tpl.php

@@ -11,7 +11,7 @@ class <?= $controller_class_name ?> extends Controller
     /**
      * @Route("<?= $route_path ?>", name="<?= $route_name ?>")
      */
-    public function index(): Response
+    public function index()
     {
         return new Response('Welcome to your new controller!');
     }

src/Resources/skeleton/controller/ControllerWithTwig.tpl.php

@@ -11,7 +11,7 @@ class <?= $controller_class_name ?> extends Controller
     /**
      * @Route("<?= $route_path ?>", name="<?= $route_name ?>")
      */
-    public function index(): Response
+    public function index()
     {
         // replace this line with your own code!
         return $this->render('@Maker/demoPage.html.twig', [ 'path' => str_replace($this->getParameter('kernel.project_dir').'/', '', __FILE__) ]);