Added audio/prs.sid MIME type (C64 SID tune).
Added audio/prs.sid MIME type (C64 SID tune).

KDE/phonon-vlc,BinChengfei/phonon-vlc,KDE/phonon-vlc,KDE/phonon-vlc,BinChengfei/phonon-vlc,BinChengfei/phonon-vlc