Revert "Also add a test for TypedDict classes"

This reverts commit 7ccff63.

Lib/test/test_typing.py

@@ -8101,23 +8101,6 @@ class T4(TypedDict, Generic[S]): pass
                 self.assertEqual(klass.__optional_keys__, set())
                 self.assertIsInstance(klass(), dict)
 
-    def test_setname_called_on_things_in_class_namespace(self):
-        class CustomException(Exception): pass
-
-        class Annoying:
-            def __set_name__(self, owner, name):
-                raise CustomException("Cannot do that!")
-
-        with self.assertRaisesRegex(CustomException, "Cannot do that!") as cm:
-            class Foo(TypedDict):
-                attr = Annoying()
-
-        expected_note = (
-            "Error calling __set_name__ on 'Annoying' instance "
-            "'attr' in 'Foo'"
-        )
-        self.assertIn(expected_note, cm.exception.__notes__)
-
 
 class RequiredTests(BaseTestCase):