Baseline build for release

Change-Id: I8a2bfc5e64d98bc34a16b40e82cfa84c61d72d36
diff --git a/makefiles/virtualenv.mk b/makefiles/virtualenv.mk
index c6904da..f06d6be 100644
--- a/makefiles/virtualenv.mk
+++ b/makefiles/virtualenv.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 ## -----------------------------------------------------------------------
-# 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.