Make GDB server able to be detached before GBA thread starts
Make GDB server able to be detached before GBA thread starts

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