[VOL-5254] - repo:ofagent-go release tag & branch

cmd/*.go
internal/*.go
-------------
  o Update copyright notice ending date.
  o Run gofmt -s -e -w to avoid linting problems.
  o Baseline build to screen for pre-existing repo problems.

Change-Id: Ie52512b47dc88233b0bf9caf9926e0770dee967a
diff --git a/cmd/ofagent/profile.go b/cmd/ofagent/profile.go
index cdb9ce9..78c39c4 100644
--- a/cmd/ofagent/profile.go
+++ b/cmd/ofagent/profile.go
@@ -1,7 +1,8 @@
+//go:build profile
 // +build profile
 
 /*
- * Copyright 2018-2023 Open Networking Foundation (ONF) and the ONF Contributors
+ * Copyright 2018-2024 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.