minor #20438 [EventDispatcher] Fix the syntax of the Learn More list (javiereguiluz)

This PR was merged into the 6.4 branch.

Discussion
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[EventDispatcher] Fix the syntax of the Learn More list

Mixing the toctree with a normal list doesn't look good ... let's use a regular list instead.

Commits
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e58460b [EventDispatcher] Fix the syntax of the Learn More list

Author: javiereguiluz

components/event_dispatcher.rst

@@ -476,11 +476,7 @@ with some other dispatchers:
 Learn More
 ----------
 
-.. toctree::
-    :maxdepth: 1
-
-    /components/event_dispatcher/generic_event
-
+* :doc:`/components/event_dispatcher/generic_event`
 * :ref:`The kernel.event_listener tag <dic-tags-kernel-event-listener>`
 * :ref:`The kernel.event_subscriber tag <dic-tags-kernel-event-subscriber>`