pythongh-115274: Fix direct invocation of testmock/testpatch.py (python#115275)

Author: sobolevn

Lib/test/test_unittest/testmock/testpatch.py

@@ -1912,7 +1912,7 @@ def foo(x=0):
 
         with patch.object(foo, '__module__', "testpatch2"):
             self.assertEqual(foo.__module__, "testpatch2")
-        self.assertEqual(foo.__module__, 'test.test_unittest.testmock.testpatch')
+        self.assertEqual(foo.__module__, __name__)
 
         with patch.object(foo, '__annotations__', dict([('s', 1, )])):
             self.assertEqual(foo.__annotations__, dict([('s', 1, )]))