chore: add comment regarding node destruction errors

Author: maciejmajek

tests/messages/test_transport.py

@@ -102,6 +102,7 @@ def test_transport(qos_profile: str):
             output = rai_base_node.get_raw_message_from_topic(topic, timeout_sec=5.0)
             assert not isinstance(output, Exception), f"Exception: {output}"
     finally:
+        # TODO: Fix errors regarding node destruction in thread
         publisher.destroy_node()
         rclpy.shutdown()
         thread.join()