std.zig.system: Fix wine executable name in getExternalExecutor().
I'm not actually aware of any distro where the name is wine64, so just use wine
in all cases. As part of this, I also fixed the architecture checks to match
reality.
Closes #23411.
55ee88f9c0Alex Rønne Petersen committed on 4/2/2025, 9:58:52 PMparent1b62a22