feat(AveragePosition): no return value

reach/client/protocol/v2/operations.go

@@ -281,17 +281,6 @@ func (o *Operations) AveragePosition(ctx context.Context) (*protocol.TaskMessage
 	if err = o.client.Emit("task", &model.Action{Name: "average_base_coordinates"}); err != nil {
 		return nil, err
 	}
-	ch, err := o.On(ctx, "task_status")
-	for message := range ch {
-		var taskMsg protocol.TaskMessage[protocol.AveragePositionPayload]
-		if err := mapstructure.Decode(message, &taskMsg); err != nil {
-			return nil, errors.WithStack(err)
-		}
-
-		if taskMsg.State == "completed" {
-			return &taskMsg, nil
-		}
-	}
 	return nil, err
 }