Merge branch '6.4' into 7.1

* 6.4:
  Add a 'Learn More' section to event dispatcher to easily find related content

Author: javiereguiluz

event_dispatcher.rst

@@ -801,3 +801,11 @@ could listen to the ``mailer.post_send`` event and change the method's return va
 
 That's it! Your subscriber should be called automatically (or read more about
 :ref:`event subscriber configuration <ref-event-subscriber-configuration>`).
+
+Learn More
+----------
+
+- :ref:`The Request-Response Lifecycle <the-workflow-of-a-request>`
+- :doc:`/reference/events`
+- :ref:`Security-related Events <security-security-events>`
+- :doc:`/components/event_dispatcher`

security.rst

@@ -2773,6 +2773,8 @@ implement :class:`Symfony\\Component\\Security\\Core\\User\\EquatableInterface`.
 Then, your ``isEqualTo()`` method will be called when comparing users instead
 of the core logic.
 
+.. _security-security-events:
+
 Security Events
 ---------------