missing comma: 'internal' was not included in type group lists

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@35031 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/ERP5Type.py

@@ -245,7 +245,7 @@ class ERP5TypeInformation(XMLObject,
       'order', 'order_movement',
       'container', 'container_line',
       # Different Aspects
-      'sale', 'purchase', 'internal'
+      'sale', 'purchase', 'internal',
       # PDM
       'transformation', 'variation', 'sub_variation',
       'product', 'service', 'model_path',