Log Message:
fluidsynth: update to 2.3.6.

Fix a build issue on OS/2 (#1320, thanks to @komh)
Fix various encoding issues on Windows related to device names
(#1322, thanks to @pedrolcl)
Fix discovery of gobject by CMake
Fix a numerical instability that caused the chorus effect to stop
working correctly when fluidsynth was compiled in single precision
mode (affected all precompiled binaries, #1331, thanks to @jjceresa)
Fix timing issues in MIDI player related to incorrect handling of
running status (#1351)
Fix ignoring LSB for RPN Pitch bend range events (#1357, thanks to
@spessasus)