Util: Fix memory leak in Configuration
Util: Fix memory leak in Configuration

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