[VOL-5256] v2.12 release - baseline build

Makefile
config.mk
Jenkinsfile*
libraries/
makefiles/
tests/
variables/
=========================================
  o Bulk update copyright notice to 2024

Change-Id: I17944b6430ea64eb5235ded0947a32150131ec63
diff --git a/makefiles/lint/Makefile b/makefiles/lint/Makefile
index 2754d0f..67757bb 100644
--- a/makefiles/lint/Makefile
+++ b/makefiles/lint/Makefile
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2017-2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2017-2024 Open Networking Foundation (ONF) and the ONF Contributors
 # SPDX-FileCopyrightText: 2022-present Intel Corporation
 #
 # SPDX-License-Identifier: Apache-2.0