[VOL-5252] Release repo:voltha-openonu-adaptert-go

[VOL-5252] - Post release branch activity

VERSION
.gitreview
----------
  o Modify gitreview so git {rebase,merge} will target the release branch.

Change-Id: I5ae5cd0decce6bcf4c4f423be35abc8e70952d9d
diff --git a/.gitreview b/.gitreview
index 797bd40..1ac32ee 100644
--- a/.gitreview
+++ b/.gitreview
@@ -3,4 +3,4 @@
 port=29418
 project=voltha-openonu-adapter-go.git
 defaultremote=origin
-defaultbranch=master
\ No newline at end of file
+defaultbranch=voltha-2.12
\ No newline at end of file
diff --git a/VERSION b/VERSION
index 2331c63..e441cb2 100755
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.11.11
+2.11.12