Workaround for feature group failing during built.

 based on workaround mentioned in
   https://github.com/facebook/buck/issues/469

Change-Id: Ibed05bf14b548320d91b3b39cb9abc21b06e44ca
diff --git a/tools/build/onos-package b/tools/build/onos-package
index 67c507b..9d3a747 100755
--- a/tools/build/onos-package
+++ b/tools/build/onos-package
@@ -4,4 +4,4 @@
 # -----------------------------------------------------------------------------
 
 [ ! -d "$ONOS_ROOT" ] && echo "ONOS_ROOT is not defined" >&2 && exit 1
-cd $ONOS_ROOT && onos-buck build onos --show-output && onos-check-bits
+cd $ONOS_ROOT && onos-buck build onos --deep --show-output && onos-check-bits