Run scenario009 for more services

We should test scenario009 when services like mistral, haproxy and
keepalived are modified as these have a direct impact either in the
deployment or openshift's architecture.

Change-Id: I40313aa79c22fca0e53ae398807b8d2b0ac7269b

zuul.d/layout.yaml

@@ -95,8 +95,12 @@
               - ^coe/openshift.*$
               - ^environments/openshift.*$
               - ^extraconfig/services/openshift.*$
+              - ^(docker|puppet)/services/.*haproxy.*$
+              - ^(docker|puppet)/services/.*keepalived.*$
+              - ^(docker|puppet)/services/.*mistral.*$
               - ci/environments/scenario009-multinode.yaml
               - ci/pingtests/scenario009-multinode.yaml
+              - ^network/endpoints/.*$
               - ^deployed-server/.*$
     gate:
       queue: tripleo