(maint) Remove puppetpath to address PR comment
(maint) Remove puppetpath to address PR comment

Josh mentioned that puppetpath is no longer necessary to specify in the
beaker configuration.  This patch removes it to prevent confusion.

erikPrime/puppet-server,er0ck/puppetserver,rlinehan/puppet-server,cprice404/puppet-server,camlow325/puppet-server,camlow325/puppetserver,rlinehan/puppet-server,erikPrime/puppetserver,shrug/puppet-server,cprice404/puppetserver,fpringvaldsen/puppet-server,er0ck/puppetserver,er0ck/puppetserver,cprice404/puppet-server,kylog/puppet-server,cprice404/puppetserver,dankreek/puppet-server,waynr/puppetserver,camlow325/puppetserver,stahnma/puppet-server,erikPrime/puppet-server,camlow325/puppet-server,rlinehan/puppet-server,waynr/puppet-server,rlinehan/puppetserver,er0ck/puppetserver,fpringvaldsen/puppet-server,jeffmccune/puppet-server,cprice404/puppetserver,erikPrime/puppetserver,ahpook/puppet-server,waynr/puppet-server,rlinehan/puppetserver,waynr/puppetserver,stahnma/puppet-server,kylog/puppet-server,ahpook/puppet-server,dankreek/puppet-server,cgvarela/puppet-server,jeffmccune/puppet-server,camlow325/puppet-server,waynr/puppet-server,briancain/puppet-server,briancain/puppet-server,camlow325/puppetserver,ahpook/puppet-server,erikPrime/puppetserver,cgvarela/puppet-server,puppetlabs/puppet-server,stahnma/puppet-server,camlow325/puppetserver,puppetlabs/puppetserver,cprice404/puppet-server,puppetlabs/puppet-server,jeffmccune/puppet-server,erikPrime/puppet-server,puppetlabs/puppetserver,kylog/puppet-server,puppetlabs/puppet-server,shrug/puppet-server,dankreek/puppet-server,rlinehan/puppetserver,puppetlabs/puppetserver,cgvarela/puppet-server,briancain/puppet-server,shrug/puppet-server,rlinehan/puppetserver,shrug/puppet-server,puppetlabs/puppetserver,fpringvaldsen/puppet-server,waynr/puppetserver