Update details about controller naming

Author: jmsche

bundles/best_practices.rst

@@ -656,9 +656,9 @@ Twig ``stimulus_*`` functions.
 
 .. tip::
 
-    If the bundle is named ``acme/feature`` and the controller is named ``slug``, the base key for the controller
-    will be ``acme/feature/slug``: it's composed of the bundle name and the controller name defined in
-    the ``package.json`` file.
+    Controller Naming: In this example, the ``name`` of the PHP package is ``acme/feature`` and the name
+    of the controller in ``package.json`` is ``slug``. So, the full controller name for Stimulus will be
+    ``acme--feature--slug``, though with the ``stimulus_controller()`` function, you can use ``acme/feature/slug``.
 
 Learn more
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