remove unrelated changes

Author: kulikjak

Lib/test/test_pathlib/test_pathlib.py

@@ -3212,14 +3212,15 @@ def test_touch_mode(self):
         st = os.stat(self.parser.join(self.base, 'masked_new_file'))
         self.assertEqual(stat.S_IMODE(st.st_mode), 0o750)
 
-    @unittest.skipUnless(pwd, "the pwd module is needed for this test")
     @unittest.skipUnless(hasattr(pwd, 'getpwall'),
                          'pwd module does not expose getpwall()')
     @unittest.skipIf(sys.platform == "vxworks",
                      "no home directory on VxWorks")
     @needs_posix
     def test_expanduser_posix(self):
         P = self.cls
+        import_helper.import_module('pwd')
+        import pwd
         pwdent = pwd.getpwuid(os.getuid())
         username = pwdent.pw_name
         userhome = pwdent.pw_dir.rstrip('/') or '/'