fix: set the puppetdb_host correctly

- change the puppetdb::master::config from include to class statement
- set the puppetdb_host value to match what is stored in hiera
- disable firewall management on the puppetdb host

site/profiles/manifests/puppet/puppetmaster.pp

@@ -22,12 +22,17 @@
 #
 # Limitations:
 # This is designed to work on Unix-like systems.
-class profiles::puppet::puppetmaster {
+class profiles::puppet::puppetmaster (
+  String $puppetdb_host = lookup('profiles::puppet::puppetdb::puppetdb_host'),
+) {
   include profiles::puppet::r10k
   include profiles::puppet::g10k
   include profiles::puppet::enc
   include profiles::puppet::autosign
-  include puppetdb::master::config
+
+  class { 'puppetdb::master::config':
+    puppetdb_server => $puppetdb_host,
+  }
 
   class { 'profiles::puppet::server':
     vardir              => '/opt/puppetlabs/server/data/puppetserver',