minor #729 Use the Route annotation from Symfony core (javiereguiluz)

This PR was merged into the master branch.

Discussion
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Use the Route annotation from Symfony core

Related to symfony/symfony#25361.

Commits
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f35cddb Use the Route annotation from Symfony core

Author: javiereguiluz

src/Controller/Admin/BlogController.php

@@ -16,12 +16,12 @@
 use App\Repository\PostRepository;
 use App\Utils\Slugger;
 use Sensio\Bundle\FrameworkExtraBundle\Configuration\Method;
-use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
 use Sensio\Bundle\FrameworkExtraBundle\Configuration\Security;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\Form\Extension\Core\Type\SubmitType;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
 
 /**
  * Controller used to manage blog contents in the backend.

src/Controller/BlogController.php

@@ -19,13 +19,13 @@
 use Sensio\Bundle\FrameworkExtraBundle\Configuration\Cache;
 use Sensio\Bundle\FrameworkExtraBundle\Configuration\Method;
 use Sensio\Bundle\FrameworkExtraBundle\Configuration\ParamConverter;
-use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
 use Sensio\Bundle\FrameworkExtraBundle\Configuration\Security;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 use Symfony\Component\EventDispatcher\GenericEvent;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
 
 /**
  * Controller used to manage blog contents in the public part of the site.

src/Controller/SecurityController.php

@@ -11,9 +11,9 @@
 
 namespace App\Controller;
 
-use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
 use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;
 
 /**