Fix order deactivation test

The change to use UTC broke the test

api/order_test.go

@@ -236,7 +236,7 @@ func TestOrderDeactivation(t *testing.T) {
 	tapi.addTestProducts()
 
 	order := testOrder
-	order.Deadline = time.Now().Add(-1 * time.Minute)
+	order.Deadline = time.Now().Add(-1 * time.Minute).UTC()
 	resp := tapi.doOrder("POST", "/order", order, nil)
 	if resp.StatusCode != http.StatusCreated {
 		t.Fatal("Can't create order:", resp.Status)