gameux/tests: Run the MTA tests before the STA tests to avoid a crash on Windows 10.

[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=28186

Your paranoid android.


=== w8 (32 bit gameexplorer) ===
Found no trace of the test summary line or of a crash