fixing .gitreview on master

it is pointing to beijing for some reason
Issue-ID: OOM-1292

Change-Id: I872bf5ea5cf0f8c58e689c94b96f055186ca685b
Signed-off-by: Mandeep Khinda <mandeep.khinda@amdocs.com>
diff --git a/.gitreview b/.gitreview
index 8f5c6a0..eabfdc6 100644
--- a/.gitreview
+++ b/.gitreview
@@ -2,4 +2,4 @@
 host=gerrit.onap.org
 port=29418
 project=oom
-defaultbranch=beijing
+defaultbranch=master