Move centos8-master-head to use separated deps repos
Move centos8-master-head to use separated deps repos

rabbitmq and opstools are now in separate repos, let's move to use them
in centos8-master-head.

Change-Id: I8089a32d497a3674583fd659d91738895936260c

javierpena/puppet-delorean,rdo-infra/puppet-dlrn,javierpena/puppet-delorean,javierpena/puppet-delorean,rdo-infra/puppet-dlrn,rdo-infra/puppet-dlrn