minor #9800 Fix issue #9798 (intco)

This PR was merged into the 3.4 branch.

Discussion
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Fix issue #9798

see #9798

Commits
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5d53e72 Fix issue #9798

Author: javiereguiluz

security.rst

@@ -1052,10 +1052,10 @@ the User object, and use the ``isGranted()`` method (or
 
     An alternative way to get the current user in a controller is to type-hint
     the controller argument with
-    :class:`Symfony\\Component\\Security\\Core\\User\\UserInterface\\UserInterface`
+    :class:`Symfony\\Component\\Security\\Core\\User\\UserInterface`
     (and default it to ``null`` if being logged-in is optional)::
 
-        use Symfony\Component\Security\Core\User\UserInterface\UserInterface;
+        use Symfony\Component\Security\Core\User\UserInterface;
 
         public function indexAction(UserInterface $user = null)
         {