docs: add velodyne_simulator to depends

Author: SS47816

README.md

@@ -36,6 +36,7 @@ NUS ME5413 Autonomous Mobile Robotics Final Project
   * `jsk_rviz_plugins`
   * `jackal_gazebo`
   * `jackal_navigation`
+  * `velodyne_simulator`
   * `teleop_twist_keyboard`
 * And this [gazebo_model](https://github.com/osrf/gazebo_models) repositiory
 

src/me5413_world/package.xml

@@ -60,6 +60,7 @@
   <depend>jackal_gazebo</depend>
   <depend>jackal_navigation</depend>
   <depend>teleop_twist_keyboard</depend>
+  <depend>velodyne_simulator</depend>
 
   <!-- The export tag contains other, unspecified, tags -->
   <export>