Merge branch '5.4' into 6.2

* 5.4:
  Update notifier.rst
  [Profiler] Fix obsolete link

Author: OskarStark

notifier.rst

@@ -942,7 +942,7 @@ is dispatched. Listeners receive a
         $message = $event->getOriginalMessage();
 
         // log something
-        $this->logger(sprintf('The message has been successfully sent and have id: %s, $message->getMessageId()'));
+        $this->logger(sprintf('The message has been successfully sent and has id: %s, $message->getMessageId()'));
     });
 
 .. TODO

profiler.rst

@@ -92,7 +92,7 @@ Run this command to get the list of collectors actually enabled in your app:
 
     $ php bin/console debug:container --tag=data_collector
 
-You can also :doc:`create your own data collector </profiler/data_collector>` to
+You can also :ref:`create your own data collector <profiler-data-collector>` to
 store any data generated by your app and display it in the debug toolbar and the
 profiler web interface.