ansible lint clean up

Change-Id: Ia77f90d83998a0569500c39a3bd701b16a63d682
diff --git a/ansible/roles/docker/tasks/centos.yml b/ansible/roles/docker/tasks/centos.yml
index 6bd3d7e..f16315a 100644
--- a/ansible/roles/docker/tasks/centos.yml
+++ b/ansible/roles/docker/tasks/centos.yml
@@ -14,6 +14,7 @@
 - name: CentOS Daemon is reloaded
   command: systemctl daemon-reload
   tags: [docker]
+  changed_when: true
 
 - name: CentOS service is running
   service: