[PATCH] mmdevapi/tests: Fix the spelling of ok() messages.

[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=57116

Your paranoid android.


=== w8adm (32 bit report) ===

mmdevapi:
render.c:1024: Test failed: Position 6656 too far after playing 100ms