main_hostname and main address modified

manifests/profile/horizon.pp

@@ -3,9 +3,9 @@ class iaas::profile::horizon (
   $public_interface = hiera('iaas::public_interface', undef),
   $admin_interface = hiera('iaas::admin_interface', undef),
 
-  $endpoint_address = hiera('iaas::role::endpoint::main_address', undef),
+  $endpoint_address = hiera('iaas::main_address', undef),
   $endpoint_servers = hiera('iaas::role::endpoint::servers', undef),
-  $fqdn = hiera('iaas::role::endpoint::main_hostname', undef),
+  $fqdn = hiera('iaas::main_hostname', undef),
 ) {
   class { '::horizon':
     allowed_hosts => '*',