The upstream URL was missing in the help text, so add it.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit b20c8aa1f1)
Signed-off-by: Thomas Perale <thomas.perale@mind.be>