[util] Add AUDIO_DEVICE_OUT_PROXY in output device conversion table
[util] Add AUDIO_DEVICE_OUT_PROXY in output device conversion table

sledges/pulseaudio-modules-droid,mer-hybris/pulseaudio-modules-droid,sledges/pulseaudio-modules-droid,jusa/pulseaudio-modules-droid,mer-hybris/pulseaudio-modules-droid,ballock/pulseaudio-modules-droid,sledges/pulseaudio-modules-droid,mlehtima/pulseaudio-modules-droid,ballock/pulseaudio-modules-droid,mlehtima/pulseaudio-modules-droid,jusa/pulseaudio-modules-droid