Cannot set `addressFullPolicy: FAIL` on addresses in artemis broker cr

// oc get ActiveMQArtemis -o yaml
apiVersion: v1
items:
- apiVersion: broker.amq.io/v2alpha4
  kind: ActiveMQArtemis
  metadata:
    annotations:
      kubectl.kubernetes.io/last-applied-configuration: |
        {"apiVersion":"broker.amq.io/v2alpha4","kind":"ActiveMQArtemis","metadata":{"annotations":{},"name":"ex-aao","namespace":"artemis-project"},"spec":{"deploymentPlan":{"addressSettings":{"addressSetting":[{"addressFullPolicy":"FAIL","name":"*"}]},"image":"registry.redhat.io/amq7/amq-broker:7.8","size":2}}}
    creationTimestamp: "2021-01-07T13:03:02Z"
    generation: 2
    managedFields:
    - apiVersion: broker.amq.io/v2alpha4
      fieldsType: FieldsV1
      fieldsV1:
        f:metadata:
          f:annotations:
            .: {}
            f:kubectl.kubernetes.io/last-applied-configuration: {}
        f:spec:
          .: {}
          f:deploymentPlan:
            .: {}
            f:image: {}
            f:size: {}
      manager: oc
      operation: Update
      time: "2021-01-07T13:25:31Z"
    - apiVersion: broker.amq.io/v2alpha4
      fieldsType: FieldsV1
      fieldsV1:
        f:spec:
          f:addressSettings: {}
          f:console: {}
          f:deploymentPlan:
            f:messageMigration: {}
            f:resources: {}
            f:storage: {}
          f:upgrades:
            .: {}
            f:enabled: {}
            f:minor: {}
        f:status:
          .: {}
          f:podStatus:
            .: {}
            f:ready: {}
      manager: amq-broker-operator
      operation: Update
      time: "2021-01-07T13:26:31Z"
    name: ex-aao
    namespace: artemis-project
    resourceVersion: "20862827"
    selfLink: /apis/broker.amq.io/v2alpha4/namespaces/artemis-project/activemqartemises/ex-aao
    uid: 7dd275d9-dc16-4fa1-b5a3-66b4da5964b0
  spec:
    deploymentPlan:
      addressSettings:
        addressSetting:
        - addressFullPolicy: FAIL
          name: '*'
      image: registry.redhat.io/amq7/amq-broker:7.8
      size: 2
  status:
    podStatus:
      ready:
      - ex-aao-ss-1
      - ex-aao-ss-2
kind: List
metadata:
  resourceVersion: ""
  selfLink: ""

// apiVersion: broker.amq.io/v2alpha4
kind: ActiveMQArtemis
metadata:
  name: ex-aao
spec:
  deploymentPlan:
    size: 2
    image: registry.redhat.io/amq7/amq-broker:7.8
    addressSettings:
      addressSetting:
      - addressFullPolicy: FAIL
        name: '*'