Enable frankurt ci for dcae doc repo

Change-Id: If6d433f4e5a7812c7ca1c828eceaab9a5629ba5f
Signed-off-by: Vijay Venkatesh Kumar <vv770d@att.com>
Issue-ID: DCAEGEN2-2024
diff --git a/jjb/dcaegen2/dcaegen2.yaml b/jjb/dcaegen2/dcaegen2.yaml
index 1305937..318949a 100644
--- a/jjb/dcaegen2/dcaegen2.yaml
+++ b/jjb/dcaegen2/dcaegen2.yaml
@@ -17,6 +17,8 @@
     stream:
       - 'master':
           branch: 'master'
+      - 'frankfurt':
+          branch: 'frankfurt'
     mvn-settings: 'dcaegen2-settings'
     # due to a strange macro / variable translation problem this needs
     # to be passed as a string block to properly get the properties