attempt to resolve Lift finding

Signed-off-by: Paul Horton <[email protected]>

Author: madpah

tests/test_model_service.py

@@ -64,6 +64,7 @@ def test_service_with_services(self, mock_uuid: Mock) -> None:
         self.assertIsNone(parent_service.data)
         self.assertListEqual(parent_service.licenses, [])
         self.assertListEqual(parent_service.external_references, [])
+        self.assertIsNotNone(parent_service.services)
         self.assertEqual(len(parent_service.services), 2)
         self.assertIsNone(parent_service.release_notes)
         self.assertIsNone(parent_service.properties)