Although tests show that their order are not always guaranteed on Windows, most of the time it is
sorted. It also makes sure that when a 0Hz or 1Hz display mode is specified for
ChangeDisplaySettingsExW(), the chosen display mode is the one with the highest frequency.
Signed-off-by: Zhiyi Zhang <zzhang@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>