VOL-2658, VOL-2840 - remove core compete code

Change-Id: Ic34d030bc805c6948369c65db6f77f9739320570
diff --git a/.gitreview b/.gitreview
index c70a26b..c07a7c2 100644
--- a/.gitreview
+++ b/.gitreview
@@ -3,3 +3,4 @@
 port=29418
 project=voltha-go.git
 defaultremote=origin
+defaultbranch=voltha-2.3