cf upstream ticket https://github.com/netobserv/network-observability-operator/issues/915

Recommended approach is to use a new function API WithAuthenticationAndAuthorization

Since we already support TLS for metrics, we also need to implement that in the operator. There's a  FAQ (https://github.com/kubernetes-sigs/kubebuilder/discussions/3907#discussion-6670554 ) to help transitioning - and a PR will soon provide some helpers for using with certificates: https://github.com/kubernetes-sigs/kubebuilder/pull/4400