cri-o: Continue node without SELinux check

cri-o currently requires SELinux to be off. This change disables the
SELinux check in the openshift_node role when cri-o is in use.

roles/openshift_node/tasks/main.yml

@@ -2,9 +2,9 @@
 # TODO: allow for overriding default ports where possible
 - fail:
     msg: "SELinux is disabled, This deployment type requires that SELinux is enabled."
-  when: >
-    (not ansible_selinux or ansible_selinux.status != 'enabled') and
-    deployment_type in ['enterprise', 'online', 'atomic-enterprise', 'openshift-enterprise']
+  when:
+    - (not ansible_selinux or ansible_selinux.status != 'enabled') and deployment_type in ['enterprise', 'online', 'atomic-enterprise', 'openshift-enterprise']
+    - not openshift_docker_use_crio | default(false)
 
 # https://docs.openshift.com/container-platform/3.4/admin_guide/overcommit.html#disabling-swap-memory
 - name: Check for swap usage