magic-enum: fix build issues on gcc 12

  nativeBuildInputs = [ cmake ];

  doCheck = true;

  # disable tests until upstream fixes build issues with gcc 12

  # see https://github.com/Neargye/magic_enum/issues/235

  doCheck = false;

  cmakeFlags = [

    "-DMAGIC_ENUM_OPT_BUILD_TESTS=OFF"

  ];

  meta = with lib;{

    description = "Static reflection for enums (to string, from string, iteration) for modern C++";