This MR adds two tests for additional test coverage in preparation of an update to MF Media Engine to use a dedicated Video Sink instead of the Sample Grabber
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v2: mfmediaengine/tests: Add test for OnVideoStreamTick.
mfmediaengine/tests: Add test for audio only.
https://gitlab.winehq.org/wine/wine/-/merge_requests/5509
Trace output with PulseAudio:
```
0230:trace:mmdevapi:adjust_timing Requested duration 1000000 and period 0
0230:trace:mmdevapi:adjust_timing Device periods: 100000 default and 30000 minimum
0230:trace:mmdevapi:adjust_timing Adjusted duration 1000000 and period 100000
```
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https://gitlab.winehq.org/wine/wine/-/merge_requests/5564