Fix license typo

Author: toliver

ros_ethercat_model/launch/joint_state_publisher.launch

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!--
  Software License Agreement (BSD License)
- Copyright © <2022> belongs to Shadow Robot Company Ltd.
+ Copyright © 2022 belongs to Shadow Robot Company Ltd.
  All rights reserved.
  Redistribution and use in source and binary forms, with or without modification,
  are permitted provided that the following conditions are met: