package/opentyrian: bump to latest revision.

Since commit 120a3efe from Romain, Opentyrian
upstream has fixed the build problem on Blackfin (in a slightly different way).
So bump to latest revision to not keep the fix in BR.

Signed-off-by: Julien Boibessot <julien.boibessot@armadeus.com>
Reviewed-by: Romain Naour <romain.naour@openwide.fr>
Tested-by: Romain Naour <romain.naour@openwide.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>