tests: re-add missing param in tox

this line has been removed by mistake in a53aa9e.

Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>

diff --git a/tox.ini b/tox.ini
index e3ebd1e5fc43501c5d3c884e7fddb9d9cb1ba83c..cd49b3c86c33f9117752861d4530390895a4bc61 100644 (file)
--- a/tox.ini
+++ b/tox.ini
@@ -127,6 +127,7 @@ setenv=
   # only available for ansible >= 2.2
   ANSIBLE_STDOUT_CALLBACK = debug
   docker_cluster: PLAYBOOK = site-docker.yml.sample
+  docker_cluster_collocation: PLAYBOOK = site-docker.yml.sample
   update_docker_cluster: PLAYBOOK = site-docker.yml.sample
   purge_docker_cluster: PLAYBOOK = site-docker.yml.sample
   purge_docker_cluster: PURGE_PLAYBOOK = purge-docker-cluster.yml