VERSION bump version to 2.3.20

Change-Id: I9018d4ca6753c37e25566a4491d824c21ba5d9b1
diff --git a/VERSION b/VERSION
index d3bec23..6d6ae0c 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.3.20_dev
+2.3.20