Remove passenger method

This commit removes a conditional dependent on Passenger support, which
was dropped in Puppet 6.

acceptance/tests/environment/directory_environment_production_created_master.rb

@@ -8,9 +8,6 @@
 
 step 'make environmentpath'
 master_user = puppet_config(master, 'user', section: 'master')
-cert_path = puppet_config(master, 'hostcert', section: 'master')
-key_path = puppet_config(master, 'hostprivkey', section: 'master')
-cacert_path = puppet_config(master, 'localcacert', section: 'master')
 apply_manifest_on(master, <<-MANIFEST, :catch_failures => true)
 File {
   ensure => directory,
@@ -33,9 +30,6 @@
 
 step 'run master; ensure production environment created'
 with_puppet_running_on(master, master_opts, testdir) do
-  if master.is_using_passenger?
-    on(master, "curl -k --cert #{cert_path} --key #{key_path} --cacert #{cacert_path} https://localhost:8140/puppet/v3/environments")
-  end
   on(master, "test -d '#{testdir}/environments/production'")
 
   step 'ensure catalog returned from production env with no changes'