Updating references to match doc format

Author: klaussilveira

book/security.rst

@@ -1084,7 +1084,7 @@ authorization from inside a controller::
 
 .. _book-security-securing-controller-annotations:
 
-The ``createAccessDeniedException()`` method creates a special ``AccessDeniedException``
+The :method:`Symfony\\Bundle\\FrameworkBundle\\Controller\\Controller::createAccessDeniedException()` method creates a special :class:`Symfony\\Component\\Security\\Core\Exception\\AccessDeniedException`
 object, which ultimately triggers a 403 HTTP response inside Symfony.
 
 Thanks to the SensioFrameworkExtraBundle, you can also secure your controller using annotations::