(Bug #22166) rm hardcoded hostname dependencies
(Bug #22166) rm hardcoded hostname dependencies

Prior to this, we had hardcoded burji.puppetlabs.com into
build_defaults.yaml. Since this isn't particularly elegant, this commit
takes that out, and instead uses cnames that point to the right place,
be it burji, or something newer (like burji2)

ferventcoder/hiera,MikaelSmith/hiera,hlindberg/hiera,Iristyle/hiera,MikaelSmith/hiera,MikaelSmith/hiera,ferventcoder/hiera,johnduarte/hiera,Iristyle/hiera,johnduarte/hiera,Iristyle/hiera,johnduarte/hiera,hlindberg/hiera,hlindberg/hiera,ferventcoder/hiera