[PATCH] gameux/tests: Use the available ARRAY_SIZE() macro

[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=38801

Your paranoid android.


=== w1064 (64 bit gamestatistics) ===
gameux:gamestatistics crashed (c0000005)