[ADD] check_printing: Multiple check payments

Be able to add multipe checks payment method on journal

accountamatata task 3130305

closes odoo#109774

Signed-off-by: Nicolas Viseur (vin) <vin@odoo.com>

addons/account_check_printing/models/account_journal.py

@@ -102,3 +102,10 @@ def action_checks_to_print(self):
                 default_payment_method_line_id=payment_method_line.id,
             ),
         }
+
+    @api.model
+    def _get_reusable_payment_methods(self):
+        """ We are able to have multiple times Checks payment method in a journal """
+        res = super()._get_reusable_payment_methods()
+        res.add("check_printing")
+        return res