Update to add python-networkx package to buildroot. While 2.1
is the latest version, the current version of setools does not
work with versions past 1.11.
Signed-off-by: Jared Bents <jared.bents@rockwellcollins.com>
Reviewed-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>