Support multiple parameter callback

Signed-off-by: Abhinav Singh <singhabhinav9051571833@gmail.com>

rclpy/rclpy/node.py

@@ -1044,7 +1044,7 @@ def set_parameters_callback(
 
         :param callback: The function that is called whenever parameters are set for the node.
         """
-        self._parameters_callback = callback
+        self.add_on_set_paramters_callback(callback)
 
     def _validate_topic_or_service_name(self, topic_or_service_name, *, is_service=False):
         name = self.get_name()