VOL-4925 - Build and release components.

Misc
----
  o Bulk update copyright notice to 2023.

Makefile
makefiles/*
-----------
  o Replace rm -rf with make builtin $(RM) -r
  o Move help target into makefiles/help.

go.mod
go.sum
------
  o Update opencord dependencies to the latest released versions.

Change-Id: I56eba94ddf878b318277b9e46a98053fae36ffcf
diff --git a/.golangci.yml b/.golangci.yml
index e980426..fde5dfc 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -1,4 +1,4 @@
-#Copyright 2018-present Open Networking Foundation
+#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.