(docs) Fix path to puppet terminus for source based installs
(docs) Fix path to puppet terminus for source based installs

The path for source based installs for the terminus was referencing an old path, this adjusts
it to the correct path.
highb/puppetdb,ajroetker/puppetdb,puppetlabs/puppetdb,wkalt/puppetdb,ajroetker/puppetdb,puppetlabs/puppetdb,kbrezina/puppetdb,senior/puppetdb,shrug/puppetdb,puppetlabs/puppetdb,shrug/puppetdb,wkalt/puppetdb,puppetlabs/puppetdb,ajroetker/puppetdb,senior/puppetdb,kbarber/puppetdb,puppetlabs/puppetdb,mullr/puppetdb,ajroetker/puppetdb,rbrw/puppetdb,senior/puppetdb,kbrezina/puppetdb,rbrw/puppetdb,mullr/puppetdb,highb/puppetdb,wkalt/puppetdb,highb/puppetdb,waynr/puppetdb,wkalt/puppetdb,mullr/puppetdb,grimradical/puppetdb,grimradical/puppetdb,grimradical/puppetdb,rbrw/puppetdb,mullr/puppetdb,senior/puppetdb,kbrezina/puppetdb,highb/puppetdb,shrug/puppetdb,kbarber/puppetdb,shrug/puppetdb,waynr/puppetdb,waynr/puppetdb,kbarber/puppetdb,rbrw/puppetdb,rbrw/puppetdb,mullr/puppetdb,waynr/puppetdb,kbrezina/puppetdb,grimradical/puppetdb,kbarber/puppetdb