Now that we have HM tests running daily on the d/s CI (Unizeta job) for the health monitors of the OVN provider, it makes sense to update the feature table here [1] from TechPreview to Full Support

[1] https://docs.redhat.com/en/documentation/red_hat_openstack_services_on_openshift/18.[...]uring_load_balancing_as_a_service/plan-lb-service_rhoso-lbaas