Fix indentation error.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@7508 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/PropertySheet/Price.py

@@ -87,5 +87,5 @@ class Price:
             'mode'        : 'w' },
     )
 
-  _categories = ( 'price_currency', )
+    _categories = ( 'price_currency', )