fix log warning if the payment is switching status out from confirmed

payments_payu/provider.py

@@ -597,7 +597,7 @@ def process_notification(self, payment, request):
                         type(payment).objects.filter(pk=payment.pk).update(
                             captured_amount=payment.captured_amount
                         )
-                    if status == PaymentStatus.CONFIRMED and payment.status != status:
+                    if payment.status == PaymentStatus.CONFIRMED and payment.status != status:
                         logger.warning(
                             "Suspicious status change of payment %s: %s -> %s",
                             payment.id,