ToDo: Translate SDL_mixer

[Free-Pascal-meets-SDL-Website]

https://github.com/libsdl-org/SDL_mixer

[Free-Pascal-meets-SDL-Website]

See PR #24

[suve]

This issue should stay open after that PR is merged, as according to upstream, they want to perform a complete rewrite of SDL_Mixer and the new API will be very different from the existing one. That's why there's still no official 3.0.0 release.

See: libsdl-org/SDL_mixer#697

[Free-Pascal-meets-SDL-Website]

Good to know, wondered about the lacking SDL3 mixer.

[Free-Pascal-meets-SDL-Website]

#39