network-manager: specify full path to sytemctl binary

(cherry picked from commit af8f76c2568ae9d842716d98673b3639292a920e)
Signed-off-by: Domen Kožar <domen@dev.si>
udiskie: specify correct dependencies for the version bump

(cherry picked from commit ea540f8fc66a857e44de320175f80b89de39da93)
Signed-off-by: Domen Kožar <domen@dev.si>