Old Windows versions used 29 as the Y2K cutoff, that is they mapped
two digit years 00-29 to 2000-2029 and years 30-99 to 1930-1999.
But starting with Windows 10 1903 the cutoff is now 49 by default.
So update Wine to match the current Windows versions and adjust the
tests to work for both.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51453Signed-off-by: Francois Gouget <fgouget@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>