Fixing ONOS chart version due to continous restarts because of lacking openflow-base app, to be investigated and then moved to latest again

Change-Id: I89e613e8a222c0a426c96a337fff913399aade15
diff --git a/VERSION b/VERSION
index ac14c3d..ef6158f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-5.1.1
+5.1.2-dev