Updated service to use new XOS core version: 2.1.22

Change-Id: Idbef029698be6dc4fb94dde1e0c3cfd6f4f58e81
diff --git a/VERSION b/VERSION
index e010258..157e54f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.0.5
+2.0.6