[arch-general] [cups-filters] adds cups-browserd.service - please test

New cups-filters 1.0.26 brings back browsing remote shared printers using the new cups-browserd. This requires a running a local cupsd instance and avahi on the client system. Please test the included cups-browserd.service file and check if browsing now works as expected and described in /usr/share/doc/cups-filters/README. -Andy