minor symfony#5711 removed service call from controller (sloba88)

This PR was submitted for the 2.8 branch but it was merged into the 2.7 branch instead (closes symfony#5711). Discussion ---------- removed service call from controller | Q | A | ------------- | --- | Doc fix? | [yes] | New docs? | [no] | Applies to | [2.6, 2.7, 2.8] | Fixed tickets | [] As said in symfony#5696 removed left-over unnecessary service call from controller Commits ------- 42fa416 removed service call from controller

Author: xabbuh

cookbook/security/voters.rst

@@ -224,8 +224,6 @@ from the authorization checker is called.
  // get a Post instance
  $post = ...;
 
- $authChecker = $this->get('security.authorization_checker');
-
  $this->denyAccessUnlessGranted('view', $post, 'Unauthorized access!');
 
  return new Response('<h1>'.$post->getName().'</h1>');