common: Force mono 16kHz with AUDIO_OUTPUT_FLAG_VOIP_RX.
common: Force mono 16kHz with AUDIO_OUTPUT_FLAG_VOIP_RX.

mer-hybris/pulseaudio-modules-droid,mer-hybris/pulseaudio-modules-droid,jusa/pulseaudio-modules-droid,jusa/pulseaudio-modules-droid