dns: Update dnscontrol to 3.18.1
dns: Update dnscontrol to 3.18.1

openstreetmap/chef,tomhughes/openstreetmap-chef,tomhughes/openstreetmap-chef,tomhughes/openstreetmap-chef,openstreetmap/chef,openstreetmap/chef,openstreetmap/chef,tomhughes/openstreetmap-chef,tomhughes/openstreetmap-chef,openstreetmap/chef,tomhughes/openstreetmap-chef,openstreetmap/chef,tomhughes/openstreetmap-chef,tomhughes/openstreetmap-chef,openstreetmap/chef,openstreetmap/chef