[2/9] kernel32/tests: Add tests for IsProcessInJob.

[Andrew Cook]

w7u has been misbehaving on these tests, they work locally and on every
other vm.

On Sat, 2015-03-28 at 00:07 -0500, Marvin wrote:
> 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=12470
> 
> Your paranoid android.
> 
> 
> === w7u (32 bit process) ===
> process.c:2177: Test failed: WaitForSingleObject returned 258