fixes wrong metric name in documentation  (#9828)
fixes wrong metric name in documentation  (#9828)

* fixes wrong metric name, see https://github.com/prometheus/prometheus/blob/main/discovery/openstack/hypervisor.go#L35

Signed-off-by: teuto.net Netzdienste GmbH <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@teuto.net>

* fixes parameter doc, sorted alphabetically

Signed-off-by: teuto.net Netzdienste GmbH <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@teuto.net>
keegancsmith/prometheus,keegancsmith/prometheus,keegancsmith/prometheus,keegancsmith/prometheus,prometheus/prometheus,keegancsmith/prometheus,prometheus/prometheus,prometheus/prometheus,prometheus/prometheus,prometheus/prometheus