PSP2: Add -Wno-format to remove all of the format string warnings
PSP2: Add -Wno-format to remove all of the format string warnings

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