posix: fixing posixgroup name

manifests/init.pp

@@ -134,11 +134,11 @@ class su_ldap (
 
   # POSIXGROUP (Remctl)
   if ($enable_posixgroup) {
-    class { 'su_ldap::config::posix':
+    class { 'su_ldap::config::posixgroup':
       ensure => 'present',
     }
   } else {
-    class { 'su_ldap::config::posix':
+    class { 'su_ldap::config::posixgroup':
       ensure => 'absent',
     }
   }