GB Audio: Fix giving blip the wrong diff when blocking
GB Audio: Fix giving blip the wrong diff when blocking

Iniquitatis/mgba,Iniquitatis/mgba,mgba-emu/mgba,mgba-emu/mgba,mgba-emu/mgba,libretro/mgba,Iniquitatis/mgba,libretro/mgba,libretro/mgba,libretro/mgba,libretro/mgba,mgba-emu/mgba,Iniquitatis/mgba