[MIG] account_financial_report: Migration to 12.0

[IMP] Reformated one query to avoid one sql injection warning message - but no sql injection was possible here

account_financial_report/report/open_items.py

@@ -160,7 +160,7 @@ class OpenItemsReportCompute(models.TransientModel):
                           'report_open_items_qweb'
         return self.env['ir.actions.report'].search(
             [('report_name', '=', report_name),
-             ('report_type', '=', report_type)], limit=1).report_action(self)
+             ('report_type', '=', report_type)], limit=1).report_action(self, config=False)
 
     def _get_html(self):
         result = {}