Releasing 4.4.1 VERSION before moving to ONOS 2.5

Change-Id: Ic2f1bea7d9fbe80f92706b3e7e57ff7a873a6693
diff --git a/VERSION b/VERSION
index b907526..cca25a9 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.4.1-dev
+4.4.1