Removed unused variable in wiki module

wiki/manifests/init.pp

@@ -140,7 +140,7 @@ class wiki::collab inherits wiki::graphingwiki::common {
 #       Directory for wiki data. Defaults to /srv/wikis.
 #
 #   $collab_webhosts:
-#       List of collab virtual hosts. Defaults to [ "$homename" ].
+#       List of collab virtual hosts.
 #
 #   $collab_webroot:
 #       Path to collab in webserver document root.
@@ -328,10 +328,6 @@ class wiki::collab::base {
         before  => Exec["collab-create collab collab"],
     }
 
-    if !$wiki_collab_fqdn {
-        $wiki_collab_fqdn = $homename
-    }
-
     if !$collab_webroot {
         $collab_webroot = "/srv/www/https/*/collab"
     }