Log Message:
fluidsynth: update to 2.2.1

Changes:

- Make ALSA the default driver on Linux
- Coreaudio driver failed to initialize on MacOS 11
- WaveOut driver failed to initialize
- COM initialization in WASAPI driver is no longer performed in the caller's context
- WASPI driver now supports reverb and chorus
- Handle SysEx GM/GM2 mode on, GS reset, and XG reset
- Old behaviour of fluid_player_join has been restored to prevent infinite loop \ 
in client code
- The Soundfont loader code has been refactored, illegal generators will now be \ 
skipped more consequently