kernel32/tests: Add test for SetFileTime

[Marvin]

Hi,

While running your changed tests on Windows, 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=28348

Your paranoid android.


=== w7u (32 bit file) ===
file.c:4321: Test failed: SetFileValidData failed 87
file.c:4324: Test failed: SetFileValidData failed 87