Comment is used in Immobilisation UI, but is missing as property sheet

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@14851 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Immobilisation.py

@@ -74,6 +74,7 @@ class Immobilisation(XMLObject, Delivery):
                       , PropertySheet.Movement
                       , PropertySheet.Delivery
                       , PropertySheet.Reference
+                      , PropertySheet.Comment
                       , PropertySheet.Amount
                       , PropertySheet.Price
                       , PropertySheet.Amortisation