Update URL for openstack zuul example

Change-Id: Iae253977eafaff1a7cbdcaf1b873388487c4e36e
Signed-off-by: Paul Belanger <paul.belanger@polybeacon.com>
Reviewed-on: https://review.openstack.org/21730
Reviewed-by: Elizabeth Krumbach <lyz@princessleia.com>
Approved: Jeremy Stanley <fungi@yuggoth.org>
Reviewed-by: Jeremy Stanley <fungi@yuggoth.org>
Tested-by: Jenkins
diff --git a/doc/source/zuul.rst b/doc/source/zuul.rst
index a971c82..f1578ac 100644
--- a/doc/source/zuul.rst
+++ b/doc/source/zuul.rst
@@ -484,7 +484,7 @@
 project-pyflakes are only executed if project-merge succeeds.  This
 can help avoid running unnecessary jobs.
 
-.. seealso:: The OpenStack Zuul configuration for a comprehensive example: https://github.com/openstack/openstack-ci-puppet/blob/master/modules/openstack_project/files/zuul/layout.yaml
+.. seealso:: The OpenStack Zuul configuration for a comprehensive example: https://github.com/openstack-infra/config/blob/master/modules/openstack_project/files/zuul/layout.yaml
 
 
 logging.conf