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
diff --git a/releases/voltha-2.4 b/releases/voltha-2.4
index 04529f7..b95718b 100644
--- a/releases/voltha-2.4
+++ b/releases/voltha-2.4
@@ -18,4 +18,4 @@
 # kind-voltha's default which is 'master'.
 # Also we need to specify the tag for voltha/voltha-onos image since this is
 # not in the ONOS chart.
-export EXTRA_HELM_FLAGS="--set defaults.image_tag=null,images.onos.tag=4.1.3 "
+export EXTRA_HELM_FLAGS="--set defaults.image_tag=null,images.onos.tag=4.1.4 "