Removed versionadded/changed annotations for 4.0.

docs/topics/testing/advanced.txt

@@ -600,10 +600,6 @@ and tear down the test suite.
     custom arguments by calling ``parser.add_argument()`` inside the method, so
     that the :djadmin:`test` command will be able to use those arguments.
 
-    .. versionadded:: 4.0
-
-        The ``logger`` and ``shuffle`` arguments were added.
-
 Attributes
 ~~~~~~~~~~
 
@@ -725,8 +721,6 @@ Methods
 
 .. method:: DiscoverRunner.log(msg, level=None)
 
-    .. versionadded:: 4.0
-
     If a ``logger`` is set, logs the message at the given integer
     `logging level`_ (e.g. ``logging.DEBUG``, ``logging.INFO``, or
     ``logging.WARNING``). Otherwise, the message is printed to the console,
@@ -779,10 +773,6 @@ utility methods in the ``django.test.utils`` module.
     :ref:`serialized_rollback <test-case-serialized-rollback>` feature. If
     it's not provided, it defaults to ``aliases``.
 
-    .. versionchanged:: 4.0
-
-        The ``serialized_aliases`` kwarg was added.
-
 .. function:: teardown_databases(old_config, parallel=0, keepdb=False)
 
     Destroys the test databases, restoring pre-test conditions.

docs/topics/testing/overview.txt

@@ -239,11 +239,6 @@ You may randomize and/or reverse the execution order inside groups using the
 :option:`test --shuffle` and :option:`--reverse <test --reverse>` options. This
 can help with ensuring your tests are independent from each other.
 
-.. versionchanged:: 4.0
-
-    In older versions, failures detected when loading tests were not ordered
-    first.
-
 .. _test-case-serialized-rollback:
 
 Rollback emulation

docs/topics/testing/tools.txt

@@ -906,11 +906,6 @@ It also provides an additional method:
                 self.assertEqual(mail.outbox[0].subject, 'Contact Form')
                 self.assertEqual(mail.outbox[0].body, 'I like your site')
 
-    .. versionchanged:: 4.0
-
-        In older versions, new callbacks added while executing
-        :func:`.transaction.on_commit` callbacks were not captured.
-
 .. _live-test-server:
 
 ``LiveServerTestCase``
@@ -1650,12 +1645,6 @@ your test suite.
 
     Output in case of error can be customized with the ``msg`` argument.
 
-    .. versionchanged:: 4.0
-
-        In older versions, any attribute (not only boolean attributes) without
-        a value was considered equal to an attribute with the same name and
-        value.
-
 .. method:: SimpleTestCase.assertHTMLNotEqual(html1, html2, msg=None)
 
     Asserts that the strings ``html1`` and ``html2`` are *not* equal. The