Managed cluster

/kind feature
/area provider/ibmcloud

**Describe the solution you'd like**
Lets explore how to handle the Managed Clusters in this repository
Ref: https://github.com/kubernetes-sigs/cluster-api/blob/main/docs/proposals/20220725-managed-kubernetes.md

**Anything else you would like to add:**
[Miscellaneous information that will assist in solving the issue.]
