dns: Add missing dependencies
dns: Add missing dependencies

It didn't brake build, but it just won't work w/o it

mike2390/embox,Kakadu/embox,Kakadu/embox,embox/embox,embox/embox,embox/embox,Kakadu/embox,Kakadu/embox,mike2390/embox,mike2390/embox,Kakadu/embox,embox/embox,embox/embox,mike2390/embox,embox/embox,Kakadu/embox,mike2390/embox,mike2390/embox,mike2390/embox,Kakadu/embox