Hi,
While running your changed tests, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check?
Full results can be found at: https://testbot.winehq.org/JobDetails.pl?Key=79337
Your paranoid android.
=== w10pro64_ar (32 bit report) ===
comctl32: datetime.c:798: Test failed: Expected 25/09/2020, got 2020/09/25
=== w10pro64_ar (64 bit report) ===
comctl32: datetime.c:798: Test failed: Expected 25/09/2020, got 2020/09/25