fluidsynth: update to 2.2.2.

2.2.2

* The MIDI router now handles out-of-range parameters in a smarter manner (#891, thanks to @jjceresa)
* Keep pedaling effective when the same note is played more than once (#905, thanks to @jjceresa)
* Select soundfont samples by frequency instead of midi note numbers (#926, thanks to @Naturseptime)
* Fix the sequencer's event ordering for NoteOn vel=0 events (#907)
* libfluidsynth's import library was broken for MinGW builds (#874)
* fluidsynth.exe short option -Q not working (#915, thanks to @pedrolcl)
* Precompiled Android binaries didn't work (#894, #897)
* Fix openMP detection for XCode 12.5 (#917)
* Make audio.jack.autoconnect connect all available ports (#920)
* Prevent MIDI Player from continuously suppressing notes (#935, thanks to @albedozero)
* fluidsynth.pc now includes private libraries for static linking (#904)
* Fix typos in code and documentation (#939, thanks to @luzpaz)

(wiz)