Merge branch '5.4' into 6.0

* 5.4:
  Minor change in description
  Using const `Response::HTTP_MOVED_PERMANENTLY` for redirect
  Fix broken AuthenticationSuccessEvent event link
  Update doctrine.rst

Author: javiereguiluz

controller.rst

@@ -132,6 +132,7 @@ If you want to redirect the user to another page, use the ``redirectToRoute()``
 and ``redirect()`` methods::
 
     use Symfony\Component\HttpFoundation\RedirectResponse;
+    use Symfony\Component\HttpFoundation\Response
 
     // ...
     public function index(): RedirectResponse
@@ -142,8 +143,10 @@ and ``redirect()`` methods::
         // redirectToRoute is a shortcut for:
         // return new RedirectResponse($this->generateUrl('homepage'));
 
-        // does a permanent - 301 redirect
+        // does a permanent HTTP 301 redirect
         return $this->redirectToRoute('homepage', [], 301);
+        // if you prefer, you can use PHP constants instead of hardcoded numbers
+        return $this->redirectToRoute('homepage', [], Response::HTTP_MOVED_PERMANENTLY);
 
         // redirect to a route with parameters
         return $this->redirectToRoute('app_lucky_number', ['max' => 10]);

doctrine.rst

@@ -361,7 +361,7 @@ and save it::
 
     // ...
     use App\Entity\Product;
-    use Doctrine\ORM\EntityManagerInterface;
+    use Doctrine\Persistence\ManagerRegistry;
     use Symfony\Component\HttpFoundation\Response;
 
     class ProductController extends AbstractController

event_dispatcher.rst

@@ -118,7 +118,7 @@ listener class:
 #. If the ``kernel.event_listener`` tag defines the ``method`` attribute, that's
    the name of the method to be called;
 #. If no ``method`` attribute is defined, try to call the method whose name
-   is ``on`` + "camel-cased event name" (e.g. ``onKernelException()`` method for
+   is ``on`` + "PascalCased event name" (e.g. ``onKernelException()`` method for
    the ``kernel.exception`` event);
 #. If that method is not defined either, try to call the ``__invoke()`` magic
    method (which makes event listeners invokable);

security.rst

@@ -2523,7 +2523,7 @@ Authentication Events
     where you need to modify the created token (e.g. for multi factor
     authentication).
 
-:class:`Symfony\\Component\\Security\\Http\\Event\\AuthenticationSuccessEvent`
+:class:`Symfony\\Component\\Security\\Core\\Event\\AuthenticationSuccessEvent`
     Dispatched when authentication is nearing success. This is the last
     event that can make an authentication fail by throwing an
     ``AuthenticationException``.