Added small docs

launch/launch_sim.py

@@ -35,12 +35,6 @@ def generate_launch_description():
         parameters=[params]
     )
 
-    node_joint_state_publisher = Node(
-        package='joint_state_publisher',
-        executable='joint_state_publisher',
-        parameters=[{'use_sim_time': True}]
-    )
-
     gazebo = IncludeLaunchDescription(
                 PythonLaunchDescriptionSource([os.path.join(
                     get_package_share_directory('ros_gz_sim'), 'launch', 'gz_sim.launch.py')]),
@@ -95,7 +89,6 @@ def generate_launch_description():
             default_value='-45',
             description='Lower limit of FOV of lidar'),
         node_robot_state_publisher,
-        node_joint_state_publisher,
         gazebo,
         spawn_entity,
         bridge,