MachineAutoscaler is now v1beta1.
ClusterAutoscaler is now v1.

No migration / conversion.

https://github.com/openshift/cluster-autoscaler-operator/pull/89
https://github.com/openshift/cluster-autoscaler-operator/pull/90

Verified on 4.1.0-0.nightly-2019-04-18-210657

ClusterAutoscaler is now v1.
apiVersion: v1
items:
- apiVersion: autoscaling.openshift.io/v1
  kind: ClusterAutoscaler
  metadata:
    creationTimestamp: 2019-04-19T03:25:42Z
    generation: 1
    name: default
    namespace: ""
    resourceVersion: "22010"
    selfLink: /apis/autoscaling.openshift.io/v1/clusterautoscalers/default
    uid: cfc43b41-6252-11e9-9e81-066686f4db30
  spec:
    resourceLimits:
      maxNodesTotal: 20
    scaleDown:
      delayAfterAdd: 10s
      delayAfterDelete: 10s
      delayAfterFailure: 10s
      enabled: true
kind: List
metadata:
  resourceVersion: ""
  selfLink: ""

MachineAutoscaler is now v1beta1.
apiVersion: v1
items:
- apiVersion: autoscaling.openshift.io/v1beta1
  kind: MachineAutoscaler
  metadata:
    creationTimestamp: 2019-04-19T03:27:55Z
    finalizers:
    - machinetarget.autoscaling.openshift.io
    generateName: autoscale-ap-northeast-1c-
    generation: 1
    name: autoscale-ap-northeast-1c-4bdhv
    namespace: openshift-machine-api
    resourceVersion: "22927"
    selfLink: /apis/autoscaling.openshift.io/v1beta1/namespaces/openshift-machine-api/machineautoscalers/autoscale-ap-northeast-1c-4bdhv
    uid: 1f486a84-6253-11e9-ba30-0af07a3c99e4
  spec:
    maxReplicas: 4
    minReplicas: 1
    scaleTargetRef:
      apiVersion: machine.openshift.io/v1beta1
      kind: MachineSet
      name: jhou1-95htj-worker-ap-northeast-1c
  status:
    lastTargetRef:
      apiVersion: machine.openshift.io/v1beta1
      kind: MachineSet
      name: jhou1-95htj-worker-ap-northeast-1c
kind: List
metadata:
  resourceVersion: ""
  selfLink: ""

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2019:0758