[PATCH v2 0/7] MR9947: mf/tests: Add more topology loader tests.

[Conor McCarthy (＠cmccarthy)]

The first three commits are from !9935 which this goes atop, otherwise it will crash.

--
  v2: mf/tests: Test topology loader transform enumeration.
      mf/tests: Add more topology loader tests.
      mf/tests: Do not expect stereo audio when a decoder and resampler are used.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/9947