user32: Reduce the minimum Set[System]Timer from 15 ms to 10 ms.

[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=6713

Your paranoid android.


=== wxppro (32 bit msg) ===
msg.c:13332: Test failed: 9: WaitForSingleObject failed

=== w7u (32 bit msg) ===
msg.c:12098: Test failed: unexpected hwnd 00150136
msg.c:12120: Test failed: bad time 31ef4/31f14