Failed_when instead of ignore_errors

Changed ignore_errors to failed_when so the output doesn't show in
red.

tasks/docker.yml

@@ -30,7 +30,7 @@
   with_items: ceph_config_keys
   changed_when: false
   sudo: false
-  ignore_errors: true
+  failed_when: false
   register: statconfig
 
 - name: try to fetch ceph config and keys

tasks/docker/fetch_configs.yml

@@ -15,7 +15,7 @@
   with_items: ceph_config_keys
   changed_when: false
   sudo: false
-  ignore_errors: true
+  failed_when: false
   register: statconfig
 
 - name: try to fetch ceph config and keys

tasks/openstack_config.yml

@@ -7,7 +7,7 @@
     - "{{ openstack_nova_pool }}"
     - "{{ openstack_cinder_backup_pool }}"
   changed_when: false
-  ignore_errors: true
+  failed_when: false
 
 - name: create openstack keys
   command: >