external ceph cluster should watch for updated configuration

[parth-gr]

Is this a bug report or feature request?

• Feature Request

If the configuration of external mode changes, like the health or any other endpoint, cephcluster doesn't reconcile and update the status.

What should the feature do:

Cephcluster should watch for the external secret configuration

What is use case behind this feature:

Provide the correct status of external mode cephcluster

Environment: