Create bugfix branch and update .gitreview

Change-Id: Ife81c3c2133141a9b6a371b8a8ae1c418e5ecc1c
diff --git a/.gitreview b/.gitreview
index 6e7dab7..6a1b70d 100644
--- a/.gitreview
+++ b/.gitreview
@@ -3,3 +3,4 @@
 port=29418
 project=voltha-openonu-adapter-go.git
 defaultremote=origin
+defaultbranch=voltha-2.11