Using updated 1.2.11 release of openonu adapter

Change-Id: Ia184e69cb57385f06824a5ec014ef7fc8a60c831
diff --git a/VERSION b/VERSION
index 860487c..37c2961 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.7.1
+2.7.2