Updates test to reflect new error message
Updates test to reflect new error message

fuel-infra/puppetlabs-postgresql,npwalker/puppetlabs-postgresql,duritong/puppetlabs-postgresql,DavidS/puppetlabs-postgresql,hasegeli/puppetlabs-postgresql,buzzdeee/puppetlabs-postgresql,infoxchange/puppetlabs-postgresql,npwalker/puppetlabs-postgresql,PierreR/puppetlabs-postgresql,puppetlabs/puppetlabs-postgresql,puppetlabs/puppetlabs-postgresql,hasegeli/puppetlabs-postgresql,fuel-infra/puppetlabs-postgresql,hasegeli/puppetlabs-postgresql,tdevelioglu/puppetlabs-postgresql,npwalker/puppetlabs-postgresql,infoxchange/puppetlabs-postgresql,tdevelioglu/puppetlabs-postgresql,buzzdeee/puppetlabs-postgresql,DavidS/puppetlabs-postgresql,tdevelioglu/puppetlabs-postgresql,PierreR/puppetlabs-postgresql,DavidS/puppetlabs-postgresql,PierreR/puppetlabs-postgresql,buzzdeee/puppetlabs-postgresql,puppetlabs/puppetlabs-postgresql,infoxchange/puppetlabs-postgresql,fuel-infra/puppetlabs-postgresql