Fix a typo in using meta_types. Reported by

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@8454 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/ListBox.py

@@ -917,7 +917,7 @@ class ListBoxRenderer:
         if portal_type_list is not None:
           params.setdefault('portal_type', portal_type_list)
         elif meta_type_list is not None:
-          params.setdefaul('meta_type', meta_type_list)
+          params.setdefault('meta_type', meta_type_list)
 
         # Remove useless parameters.
         for k, v in params.items():