Additional statistics as described in
https://github.com/fleetdm/fleet/pull/20091 :
`aiFeaturesDisabled`:
Whether server_settings.ai_features_disabled is set to true in the
config.
`maintenanceWindowsEnabled`:
Whether at least one team has
integrations.google_calendar.enable_calendar_events set to true
`maintenanceWindowsConfigured`:
Maintenance windows are considered "configured" if:
configuration has value set for integrations.google_calendar[0].domain
configuration has value set for
integrations.google_calendar[0].api_key_json
`numHostsFleetDesktopEnabled`:
The number of hosts with Fleet desktop installed.