minor

Author: Nyholm

messenger.rst

@@ -1360,7 +1360,6 @@ by tagging the handler service with ``messenger.message_handler``
                 'handles' => SmsNotification::class,
             ]);
 
-
 Possible options to configure with tags are:
 
 * ``bus``
@@ -1661,7 +1660,6 @@ middleware and *only* include your own:
             ],
         ]);
 
-
 .. note::
 
     If a middleware service is abstract, a different instance of the service will