Function downconvert

tests/fl/gfx/colorutils.cpp:56–60

}

CRGB downconvert(const fl::CRGB16 &rgb) {
    return CRGB(static_cast<fl::u8>(rgb.r.to_int()),
                static_cast<fl::u8>(rgb.g.to_int()),
                static_cast<fl::u8>(rgb.b.to_int()));
}

} // namespace