fix(debian) add mime.type mapping for wav files
fix(debian) add mime.type mapping for wav files

Add mime.type mapping for wav files so Firefox supports playback of these sounds.
jitsi/jitsi-meet,jitsi/jitsi-meet,jitsi/jitsi-meet,jitsi/jitsi-meet,jitsi/jitsi-meet,jitsi/jitsi-meet,jitsi/jitsi-meet,jitsi/jitsi-meet