fix test_replace_unicode_in_lso_call_success

test/services/test_lso_client.py

@@ -27,4 +27,4 @@ def test_replace_unicode_in_lso_call_success(mock_post, faker):
     execute_playbook = _execute_playbook.__wrapped__
     execute_playbook("playbook.yaml", "/api/callback_route", {}, extra_vars, mocked_uuid)
 
-    mock_post.assert_called_once_with("https://localhost:44444/api/playbook", json=expected_parameters, timeout=10)
+    mock_post.assert_called_once_with("https://localhost:44444/api/playbook/", json=expected_parameters, timeout=10)