fix: correct assertion syntax in CycleListCreateAPIEndpoint tests

* Updated the assertion in the test for successful cycle creation to use the correct syntax for checking the response status code.
* Ensured that the test accurately verifies the expected behavior of the API endpoint.

Author: pablohashescobar

apps/api/plane/tests/contract/api/test_cycles.py

@@ -75,7 +75,7 @@ def test_create_cycle_success(self, api_key_client, workspace, project, cycle_da
 
         response = api_key_client.post(url, cycle_data, format="json")
 
-        response.status_code == status.HTTP_201_CREATED
+        assert response.status_code == status.HTTP_201_CREATED
 
         assert Cycle.objects.count() == 1