add missing categories for Budget, thanks to Boris Kocherov for reporting it

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@22519 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Budget.py

@@ -51,6 +51,7 @@ class Budget(Predicate):
                       , PropertySheet.Task
                       , PropertySheet.Arrow
                       , PropertySheet.Budget
+                      , PropertySheet.Path
                       )
 
     # CMF Type Definition

product/ERP5/PropertySheet/Budget.py

@@ -31,5 +31,5 @@ class Budget:
   Budget properties
   """
 
-  _categories = ('function', 'financial_section', 'budget_type', 
-                 'budget_priority', 'budget_severity', 'budget_group')
+  _categories = ( 'budget_type', 'budget_line_variation',
+                  'budget_cell_variation', )