Merge pull request #1533 from brenton/bz1313169

Bug 1313169 - Ansible installer tries to enable etcd_container servic…

roles/etcd/defaults/main.yaml

@@ -1,5 +1,5 @@
 ---
-etcd_service: "{{ 'etcd' if not openshift.common.is_containerized else 'etcd_container' }}"
+etcd_service: "{{ 'etcd' if not openshift.common.is_containerized | bool else 'etcd_container' }}"
 etcd_interface: "{{ ansible_default_ipv4.interface }}"
 etcd_client_port: 2379
 etcd_peer_port: 2380