[PATCH 0/1] MR9570: winegstreamer: Only change DMO's output type if SetOutputType is successful.

[Yuxuan Shui (＠yshui)]

Also, make sure if SetOutputType with DMO_SET_TYPEF_TEST_ONLY succeeds then it's guaranteed to
succeed without it too.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/9570