mod_client_management: Report on longest lived token when grant does not expire E.g. for mod_http_oauth2 where by default the grant itself is unlimited, while refresh tokens are issued with one week lifetime, but are renewed with each use.

% Prosody log format for lnav

This is a format definition that allows <https://lnav.org/> to better
handle Prosody logs.

Install it using `lnav -i ./prosody.json`