README: Update supported information in README_DE
README: Update supported information in README_DE

mgba-emu/mgba,libretro/mgba,Anty-Lemon/mgba,Iniquitatis/mgba,libretro/mgba,libretro/mgba,mgba-emu/mgba,Anty-Lemon/mgba,Anty-Lemon/mgba,Iniquitatis/mgba,Iniquitatis/mgba,libretro/mgba,mgba-emu/mgba,Iniquitatis/mgba,libretro/mgba,Anty-Lemon/mgba,mgba-emu/mgba