[REF] account: improve inheritancy of default_get values of WizardMultiChartsAccounts class.

This will allow localization to define more easily extra bank or cash journals

addons/account/models/chart_template.py

@@ -676,6 +676,10 @@ class WizardMultiChartsAccounts(models.TransientModel):
                 self.cash_account_code_prefix = self.chart_template_id.cash_account_code_prefix
         return res
 
+    @api.model
+    def _get_default_bank_account_ids(self):
+        return [{'acc_name': _('Cash'), 'account_type': 'cash'}, {'acc_name': _('Bank'), 'account_type': 'bank'}]
+
     @api.model
     def default_get(self, fields):
         context = self._context or {}
@@ -684,7 +688,7 @@ class WizardMultiChartsAccounts(models.TransientModel):
         account_chart_template = self.env['account.chart.template']
 
         if 'bank_account_ids' in fields:
-            res.update({'bank_account_ids': [{'acc_name': _('Cash'), 'account_type': 'cash'}, {'acc_name': _('Bank'), 'account_type': 'bank'}]})
+            res.update({'bank_account_ids': self._get_default_bank_account_ids()})
         if 'company_id' in fields:
             res.update({'company_id': self.env.user.company_id.id})
         if 'currency_id' in fields: