Fixed #20274 - Added some clarifying section headings in the test docs.

docs/topics/testing/advanced.txt

@@ -340,6 +340,9 @@ Methods
 Testing utilities
 -----------------
 
+django.test.utils
+~~~~~~~~~~~~~~~~~
+
 .. module:: django.test.utils
    :synopsis: Helpers to write custom test runners.
 
@@ -358,10 +361,13 @@ utility methods in the ``django.test.utils`` module.
     magic hooks into the template system and restoring normal email
     services.
 
+django.db.connection.creation
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
 .. currentmodule:: django.db.connection.creation
 
-The creation module of the database backend (``connection.creation``)
-also provides some utilities that can be useful during testing.
+The creation module of the database backend also provides some utilities that
+can be useful during testing.
 
 .. function:: create_test_db([verbosity=1, autoclobber=False])