Updating voltha 2.4 with voltha-onos 4.1.4

Change-Id: I57601b818fb0c15d13f3d9b7ffde438fce81de92
diff --git a/VERSION b/VERSION
index 76e9e61..220d8e0 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-5.1.4
+5.1.5