package/libgpiod2: bump to version 2.2
multiple improvements and bugfixes [0]
[0] https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git/tree/NEWS?h=v2.2
Signed-off-by: Boerge Struempfel <boerge.struempfel@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>