Update default branch in .gitreview

Update default branch in .gitreview to jakarta

*** This commit is generated by a PF release script ***

Issue-ID: POLICY-4234
Signed-off-by: liamfallon <liam.fallon@est.tech>
Change-Id: I4acad1c556f04dd2cd37d92221fcb8871c1e1370
diff --git a/.gitreview b/.gitreview
index 7eba753..930af05 100644
--- a/.gitreview
+++ b/.gitreview
@@ -2,4 +2,4 @@
 host=gerrit.onap.org
 port=29418
 project=policy/gui.git
-defaultbranch=master
+defaultbranch=jakarta