[#5781] Slightly shortening code block

Author: weaverryan

book/templating.rst

@@ -870,9 +870,8 @@ configuration:
     .. code-block:: php-annotations
 
         // src/AppBundle/Controller/WelcomeController.php
-        namespace AppBundle\Controller;
+        // ...
 
-        use Symfony\Bundle\FrameworkBundle\Controller\Controller;
         use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
 
         class WelcomeController extends Controller
@@ -940,9 +939,8 @@ route:
     .. code-block:: php-annotations
 
         // src/AppBundle/Controller/ArticleController.php
-        namespace AppBundle\Controller;
+        // ...
 
-        use Symfony\Bundle\FrameworkBundle\Controller\Controller;
         use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
 
         class ArticleController extends Controller