tests: better check for lchmod test

Author: ap--

upath/tests/test_extensions.py

@@ -132,7 +132,7 @@ def test_cwd(self):
             type(self.path).cwd()
 
     def test_lchmod(self):
-        if hasattr(os, "lchmod") and os.lchmod in os.supports_follow_symlinks:
+        if hasattr(os, "lchmod") and os.chmod in os.supports_follow_symlinks:
             cm = nullcontext()
         else:
             cm = pytest.raises(UnsupportedOperation)