[PATCH] dinput8/tests: Don'te test value again if it wasn't touched

[Marvin]

Hi,

While running your changed tests, 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=104219

Your paranoid android.


=== w7u_el (32 bit report) ===

dinput8:
hid: Timeout