Updater CTI support
This adds ability to set turris_lists
boot parameter. It is expected that on CTI router this will be set to turris_lists=contracts/cti
.
See https://gitlab.labs.nic.cz/turris/turris-build/commit/ed2880eada75616bf5e368e928c27dc53cba2958
@mhrusecky please review this and you can also somehow figure out how we are going to add that argument on those omnias.