[IMP] account: add delivery date on invoices for France

The new legislation in France imposes to add te deliver date on the invoice.

task-5231287

Author: jedel-odoo

addons/l10n_fr_account/models/account_move.py

@@ -23,7 +23,8 @@ def _compute_l10n_fr_is_company_french(self):
 
     @api.depends('country_code', 'move_type')
     def _compute_show_delivery_date(self):
+        # EXTEND 'account'
         super()._compute_show_delivery_date()
         for move in self:
-            if move.country_code == 'FR':
+            if move.l10n_fr_is_company_french:
                 move.show_delivery_date = move.is_sale_document()