[PATCH v2 0/5] MR9583: dmusic: SF2 fixes, part 2

[Anton Baskanov (＠baskanov)]

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  v2: dmusic: Take sample correction into account.
      dmusic: Add an 8 dB attenuation to normalize SF2 instrument volume.
      dmusic: Add IIR filter resonance hump compensation.
      dmusic: Set attenuation based on SF_GEN_INITIAL_ATTENUATION.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/9583