package/libsigrok: add hash for license file
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit a5b5a725536d592fd6514e359115321a4f07e8e2)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>