Description of problem:

Upon creating a new OSD cluster and registering it with the hub, the AddOnPlacementScore hosted-clusters-score is not initialized properly.

Version-Release number of selected component (if applicable):

advanced-cluster-management.v2.7.1-1

multicluster-engine.v2.2.1-1

How reproducible:

Always

Actual results:

apiVersion: cluster.open-cluster-management.io/v1alpha1
kind: AddOnPlacementScore
metadata:
  creationTimestamp: "2023-02-27T07:55:21Z"
  generation: 1
  name: hosted-clusters-score
  namespace: hs-mc-33qp36s80
  resourceVersion: "585843"
  uid: d7543bde-ef39-4b69-b527-ce9c30d68b3c
status:
  conditions:
  - lastTransitionTime: "2023-02-27T07:55:26Z"
    message: no matches for kind "HostedCluster" in version "hypershift.openshift.io/v1beta1"
    reason: HostedClusterCountFailed
    status: "False"
    type: HostedClusterCountUpdated 

Expected results:
Additional info: