Log Message:
fluidsynth: update to 2.2.4.

    Per-channel ALL_SOUND_OFF when seeking/stopping player (#980, thanks to \ 
@albedozero)
    Fix windows related encoding problems (#984, thanks to @tsingakbar)
    Rewind playlist when calling fluid_player_play after all loops are complete \ 
(#994, thanks to @albedozero)
    Fix MinGW related static linking issues (#990, thanks to @realnc)