[VOL-5053] - Pre-release triage build of voltha-lib-go

VERSION
-------
  o Bump VERISON file for a *-dev build.

pkg/config/common.go
pkg/db/backend.go
pkg/events/events_proxy.go
pkg/events/events_proxy_test.go
pkg/events/utils.go
pkg/flows/common.go
-------------------------------
  o Cosmetic edits to enable a triage build.
  o Update copyright notice on a few files to span 2023.

Change-Id: I764a31b3e0c17f4883cbec379c5ce835d897330b
diff --git a/VERSION b/VERSION
index 0f4a1d6..400ee78 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-7.4.3
+7.4.4-dev