修改注释

rasp_imu_hat_6dof/launch/imu_data_pub.launch

@@ -6,7 +6,7 @@
     用dynamic_reconfigure来动态的修正z轴的角度。
   History:
     20191031:Initial this launch file.
---->
+-->
 <launch>
   <arg name="imu_cfg_file" default="$(find rasp_imu_hat_6dof)/cfg/param.yaml"/>
 

rasp_imu_hat_6dof/launch/imu_rviz_display.launch

@@ -5,7 +5,7 @@
     可以在rviz中可视化imu扩展板当前的姿态信息。
   History:
     20191031:Initial this launch file.
---->
+-->
 <launch>
   <node pkg="rviz" type="rviz" name="imu_rviz_node" 
         args="-d $(find rasp_imu_hat_6dof)/cfg/imu_display.rviz">