GUI: Remove obsolete calls to guiFinish
GUI: Remove obsolete calls to guiFinish

libretro/mgba,jeremyherbert/mgba,sergiobenrocha2/mgba,askotx/mgba,mgba-emu/mgba,askotx/mgba,Anty-Lemon/mgba,iracigt/mgba,Iniquitatis/mgba,libretro/mgba,libretro/mgba,Iniquitatis/mgba,Iniquitatis/mgba,iracigt/mgba,fr500/mgba,Touched/mgba,Iniquitatis/mgba,Anty-Lemon/mgba,libretro/mgba,sergiobenrocha2/mgba,MerryMage/mgba,AdmiralCurtiss/mgba,fr500/mgba,sergiobenrocha2/mgba,mgba-emu/mgba,Touched/mgba,iracigt/mgba,sergiobenrocha2/mgba,Anty-Lemon/mgba,cassos/mgba,jeremyherbert/mgba,askotx/mgba,AdmiralCurtiss/mgba,libretro/mgba,jeremyherbert/mgba,iracigt/mgba,mgba-emu/mgba,MerryMage/mgba,cassos/mgba,fr500/mgba,Anty-Lemon/mgba,askotx/mgba,sergiobenrocha2/mgba,MerryMage/mgba,cassos/mgba,fr500/mgba,Touched/mgba,jeremyherbert/mgba,AdmiralCurtiss/mgba,mgba-emu/mgba