Don't expect TestCloudpickleCompat to fail with Python 3.14 (#1398)

Cloudpickle supports Python 3.14 already.

Fixes: #1397

Author: frenzymadness

Diff for: tests/test_3rd_party.py

@@ -8,17 +8,12 @@
 
 from hypothesis import given
 
-from attr._compat import PY_3_14_PLUS
-
 from .strategies import simple_classes
 
 
 cloudpickle = pytest.importorskip("cloudpickle")
 
 
-@pytest.mark.xfail(
-    PY_3_14_PLUS, reason="cloudpickle is currently broken on 3.14."
-)
 class TestCloudpickleCompat:
     """
     Tests for compatibility with ``cloudpickle``.