Moving voltha-onos to -dev version

Change-Id: Ib0a5fd468bc1ab6b69e6dd24cbdf652cf95113b3
diff --git a/VERSION b/VERSION
index 4a36342..2468aa9 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.0.0
+3.0.0-dev