Updating voltctl according to correct version value

Change-Id: I1043452c242be843dd3a3b20130a19219761e8b2
diff --git a/VERSION b/VERSION
index 6c4bbe4..36b69a6 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.8.21
+2.8.22