package/fluidsynth: bump to version 2.2.6

For change log since v2.2.5, see:
- https://github.com/FluidSynth/fluidsynth/releases/tag/v2.2.6

Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
(cherry picked from commit d2fc098faa5b8b8608b4c3d56dc526374c3319aa)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/fluidsynth/fluidsynth.hash

@@ -1,3 +1,3 @@
 # Locally computed
-sha256  9037e703617f91c4c36039a5059e0f624164799d856af715bcd8a23c07ba03b8  fluidsynth-2.2.5.tar.gz
+sha256  ca90fe675cacd9a7b442662783c4e7fa0e1fd638b28d64105a4e3fe0f618d20f  fluidsynth-2.2.6.tar.gz
 sha256  9b872a8a070b8ad329c4bd380fb1bf0000f564c75023ec8e1e6803f15364b9e9  LICENSE

package/fluidsynth/fluidsynth.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-FLUIDSYNTH_VERSION = 2.2.5
+FLUIDSYNTH_VERSION = 2.2.6
 FLUIDSYNTH_SITE = $(call github,FluidSynth,fluidsynth,v$(FLUIDSYNTH_VERSION))
 FLUIDSYNTH_LICENSE = LGPL-2.1+
 FLUIDSYNTH_LICENSE_FILES = LICENSE