Without 'server-name' explicitly set the gerrit trigger defaults to
watch ANY gerrit serer. Thus docs builds are running against ODL
patchsets. This should not happen.
Change-Id: I3cb720b96c77a79197e42356b805c8bf560318bf
Signed-off-by: Trevor Bramwell <tbramwell@linuxfoundation.org>
 
     triggers:
         - gerrit:
+            server-name: 'gerrit.opnfv.org'
             trigger-on:
                 - patchset-created-event:
                     exclude-drafts: 'false'
 
     triggers:
         - gerrit:
+            server-name: 'gerrit.opnfv.org'
             trigger-on:
                 - change-merged-event
                 - comment-added-contains-event: