Bulk update copyright notices to 2024

Change-Id: I6e6d6adbe427332634e9253b9df6d070b4e1387d
diff --git a/jjb/pipeline/xos-synchronizer-update.groovy b/jjb/pipeline/xos-synchronizer-update.groovy
index 5124a1d..f161ae8 100644
--- a/jjb/pipeline/xos-synchronizer-update.groovy
+++ b/jjb/pipeline/xos-synchronizer-update.groovy
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
+// Copyright 2017-2024 Open Networking Foundation (ONF) and the ONF Contributors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.