Add push,rebase,verify jobs for Dublin branch of dcaegen2/collectors/datafile

Change-Id: Ib611f2e4670b03d9d49e4226fbed2203ea27ce65
diff --git a/jjb/dcaegen2/dcaegen2-services-pm-mapper-push-upstream-jobs.yaml b/jjb/dcaegen2/dcaegen2-services-pm-mapper-push-upstream-jobs.yaml
index 82bbf3c..faf07c3 100644
--- a/jjb/dcaegen2/dcaegen2-services-pm-mapper-push-upstream-jobs.yaml
+++ b/jjb/dcaegen2/dcaegen2-services-pm-mapper-push-upstream-jobs.yaml
@@ -22,9 +22,12 @@
     name: dcaegen2-services-pm-mapper-push-upstream
     project: dcaegen2/services/pm-mapper
     project-name: dcaegen2-services-pm-mapper
+
     stream:
       - master:
           branch: '{stream}'
+      - dublin:
+          branch: '{stream}'
 
     jobs:
       - '{project-name}-{stream}-push-upstream'