[PATCH 0/1] MR8800: mfreadwrite/tests: Fix test failures with Windows 7.

[Bernhard Übelacker]

[Test pattern page](https://test.winehq.org/data/patterns.html#mfreadwrite:mfplat)

[Testbot run with this patch](https://testbot.winehq.org/JobDetails.pl?Key=159453)

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/8800