Log Message:
audacious: Update to 3.10.0

Upstream decided to drop GTK3 support.
GTK3 was previously the default UI in pkgsrc.

I've changed the deafult to Qt5 to retain HiDPI support.
GTK2 is also available for those who want it.

New plugins: sox-resampler, silence-removal, ffaudio (used for formats
not handled by other plugins like opus), alsa