changed translation of sites from "domains" to "Internet-Auftritt", because we...

changed translation of sites from "domains" to "Internet-Auftritt", because we also have a MODULE called "domains"

interface/lib/lang/de.lng

@@ -30,7 +30,7 @@ $wb['top_menu_system'] = 'System';
 $wb['top_menu_client'] = 'Kunden';
 $wb['top_menu_email'] = 'E-Mail';
 $wb['top_menu_monitor'] = 'Überwachung';
-$wb['top_menu_sites'] = 'Domains';
+$wb['top_menu_sites'] = 'Internet-Auftritt'; 
 $wb['top_menu_dns'] = 'DNS';
 $wb['top_menu_tools'] = 'Einstellungen';
 $wb['top_menu_help'] = 'Support';