[FIX] account: default value of refund_sequence boolean on journal is False, as the most common practice seems to share the same numbering for invoices and refunds

addons/account/models/account.py

@@ -235,7 +235,7 @@ class AccountJournal(models.Model):
     company_id = fields.Many2one('res.company', string='Company', required=True, index=1, default=lambda self: self.env.user.company_id,
         help="Company related to this journal")
 
-    refund_sequence = fields.Boolean(string='Dedicated Refund Sequence', help="Check this box if you don't want to share the same sequence for invoices and refunds made from this journal", default=True)
+    refund_sequence = fields.Boolean(string='Dedicated Refund Sequence', help="Check this box if you don't want to share the same sequence for invoices and refunds made from this journal", default=False)
 
     inbound_payment_method_ids = fields.Many2many('account.payment.method', 'account_journal_inbound_payment_method_rel', 'journal_id', 'inbound_payment_method',
         domain=[('payment_type', '=', 'inbound')], string='Debit Methods', default=lambda self: self._default_inbound_payment_methods(),

addons/account/models/chart_template.py

@@ -191,7 +191,6 @@ class AccountChartTemplate(models.Model):
                 'company_id': company.id,
                 'default_credit_account_id': _get_default_account(journal, 'credit'),
                 'default_debit_account_id': _get_default_account(journal, 'debit'),
-                'refund_sequence': True,
                 'show_on_dashboard': journal['favorite'],
             }
             journal_data.append(vals)