This update for SDL2_sound fixes the following issues:
- Update to release 2.0.4:
* Update bundled stb_vorbis to address CVE-2023-45676,
CVE-2023-45677, CVE-2023-45679, CVE-2023-45680,
CVE-2023-45681, CVE-2023-45682.
- Update to release 2.0.2
* No further changes from the last snapshot 2.0.1+g60