SIENTIAPDE-1174

SIENTIAPDE-1174 Update tests to enhance MLFlow and workflow activity assertions

- Added logger initialization in MLFlowRepository for improved logging.
- Updated prediction test assertions to reflect changes in output structure.
- Increased activity method call count assertions in workflow tests for accuracy.

tests/laborious/activities/test_mlflow.py

@@ -24,7 +24,7 @@ def test___init__(mock_mlflow_repository):
     assert mlflow.mlflow_password == "admin"
 
     mock_mlflow_repository.assert_called_once_with(
-        "http://localhost:5000", "admin", "admin"
+        "http://localhost:5000", "admin", "admin", ANY
     )