Merge branch '4.4' into 5.2

* 4.4:
  [Messenger][CS] Add missing commas in PHP configurations

Author: OskarStark

messenger.rst

@@ -1687,8 +1687,8 @@ Then, make sure to "route" your message to *both* transports:
                     'image_transport' => '...',
                 ],
                 'routing' => [
-                    'App\Message\UploadedImage' => ['image_transport', 'async_priority_normal']
-                ]
+                    'App\Message\UploadedImage' => ['image_transport', 'async_priority_normal'],
+                ],
             ],
         ]);