Add a microdesc consensus link

Clients have been using the microdesc consensus by default for a while, and soon relays will also use it.

Can we add a link for the microdesc consensus to the authority table at the top of consensus health?

added component::metrics/consensus health owner::tom priority::medium resolution::fixed severity::normal status::closed type::enhancement labels

This is done.

Trac:
Resolution: N/A to fixed
Status: new to closed

closed