style: apply ruff check and format

Made sure all ruff checks pass and formatted all files.

ref: N25B-224

test/unit/agents/bdi/behaviours/test_belief_setter.py

@@ -203,6 +203,7 @@ def test_set_beliefs_success(belief_setter, mock_agent, caplog):
     assert "Set belief is_hot with arguments ['kitchen']" in caplog.text
     assert "Set belief door_opened with arguments ['front_door', 'back_door']" in caplog.text
 
+
 # def test_responded_unset(belief_setter, mock_agent):
 #     # Arrange
 #     new_beliefs = {"user_said": ["message"]}