I just upgraded to 2.11.0 and now get an error with the uiskie service:
gi.repository.GLib.GError: g-dbus-error-quark: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.freedesktop.UDisks2 was not provided by any .service files (2)
The udisks2 service, available at services.udisks2.enable , is now disabled by default. It will automatically be enabled through services and desktop environments as needed. This also means that polkit will now actually be disabled by default. The default for security.polkit.enable was already flipped in the previous release, but udisks2 being enabled by default re-enabled it.