[Ohrrpgce] SVN: teeemcee/12187 music_sdl now reports supporting MP3 on Windows

[subversion at HamsterRepublic.com]

teeemcee
2021-01-19 19:11:24 -0800 (Tue, 19 Jan 2021)
283
music_sdl now reports supporting MP3 on Windows

Note that if a game contains MP3s, it will play them regardless of whether it
reports supporting them.  So this only affects previewing in the browser and the
"This backend doesn't support this file type" message in music/sfx editors.
---
U   wip/audioedit.bas
U   wip/music_sdl.bas