[FIX] sale: access error when confirming SO if you are not admin

Use sudo to access config parameters. Previously it was an ir values
but now we have to access a config parameter as superuser.

addons/sale/models/sale.py

@@ -499,7 +499,7 @@ class SaleOrder(models.Model):
             if self.env.context.get('send_email'):
                 self.force_quotation_send()
             order.order_line._action_procurement_create()
-        if self.env['ir.config_parameter'].get_param('sale.auto_done_setting'):
+        if self.env['ir.config_parameter'].sudo().get_param('sale.auto_done_setting'):
             self.action_done()
         return True