update copyright notice for significantly changed files

Deric-W · Deric-W · commit da31e2ebeb07 · 2023-05-17T16:06:39.000+02:00
diff --git a/src/ros2cs/ros2cs_core/WaitSet.cs b/src/ros2cs/ros2cs_core/WaitSet.cs
@@ -1,4 +1,5 @@
-// Copyright 2019-2021 Robotec.ai
+// Copyright 2023 ADVITEC Informatik GmbH - www.advitec.de
+// Copyright 2019-2022 Robotec.ai
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
