[PT FE] Disable failing pytorch layer test (#20719)

* [PT FE] Disable test

* Update tests/layer_tests/pytorch_tests/test_convnd.py

tests/layer_tests/pytorch_tests/test_convnd.py

@@ -216,6 +216,7 @@ class TestConv2DInSubgraph(PytorchLayerTest):
 
     @pytest.mark.nightly
     @pytest.mark.precommit
+    @pytest.mark.xfail(reason="ticket 123727")
     def test_conv2d(self, ie_device, precision, ir_version):
         self._test(*self.create_model(),
                    ie_device, precision, ir_version, freeze_model=True, dynamic_shapes=False)