VOL-3970 lock down deploy image

- use distroless base image for deployment
- use nonroot user/group for image

Change-Id: Ia983f4d97b32fbac4db2513a894880611dc08908
diff --git a/VERSION b/VERSION
index db6fb4a..f2b2cf9 100755
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.2.8
+1.2.9-dev