Add additional parameters to test_devops_portal job

This parameters give us ability use this job in gating

Change-Id: I0990044407cd01bf1b29eb8f97df455abbbf76c6
diff --git a/jenkins/client/job/test_devops_portal.yml b/jenkins/client/job/test_devops_portal.yml
index 2771e85..711f42a 100644
--- a/jenkins/client/job/test_devops_portal.yml
+++ b/jenkins/client/job/test_devops_portal.yml
@@ -44,3 +44,9 @@
                 npm run lint
                 npm run test:unit
                 npm run test:functional
+            DEFAULT_GIT_URL:
+                type: string
+                default: "${_param:jenkins_gerrit_url}/oss/devops-portal"
+            DEFAULT_GIT_REF:
+                type: string
+                default: master