Fix ARGBToUVJRow_AVX2 constants for win32

BUG=libyuv:833, libyuv:839

Change-Id: Id4731a573d40d7a9b46fcc31c2fee295483e1ff6
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/1739509
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: Hirokazu Honda <hiroh@chromium.org>