Bulk update copyright notices to 2024

Change-Id: I6e6d6adbe427332634e9253b9df6d070b4e1387d
diff --git a/jjb/shell/helm-lint.sh b/jjb/shell/helm-lint.sh
index 9407c04..05ec1ad 100644
--- a/jjb/shell/helm-lint.sh
+++ b/jjb/shell/helm-lint.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2020-2023 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2020-2024 Open Networking Foundation (ONF) and the ONF Contributors
 # SPDX-License-Identifier: Apache-2.0
 
 set -eu -o pipefail