User Story:

As a cluster service provider / consumer I want the hosted control plane endpoints to be resolvable through a known dns zone

Acceptance Criteria:

• External DNS support works for Azure Hosted Clusters as in AWS, exposing the endpoints when the hostname is set in the input https://github.com/openshift/hypershift/blob/main/api/v1beta1/hostedcluster_types.go#L553-L556

(optional) Out of Scope:

Detail about what is specifically not being delivered in the story

Engineering Details:

• (optional) https://github/com/link.to.enhancement/
• (optional) https://issues.redhat.com/link.to.spike
• Engineering detail 1
• Engineering detail 2

This requires/does not require a design proposal.
This requires/does not require a feature gate.