Cosmetic edits to force a build

Makefile
agent/Makefile.in
agent/device/sim/vendor.h
protos/Makefile
-------------------------
  o Let(s) see if Jenkinsfile is being used.
  o Update copyright notice to create a cosmetic change and force building.

Change-Id: I6b586d7885e875a96bacf2602ce34fe5be0508cf
diff --git a/agent/Makefile.in b/agent/Makefile.in
index 89967fe..425e034 100644
--- a/agent/Makefile.in
+++ b/agent/Makefile.in
@@ -1,4 +1,5 @@
-#Copyright 2018-present Open Networking Foundation
+# -*- makefile -*-
+#Copyright 2018-2023 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.