Try removing order item early save

Closes #3505190

src/RecurringOrderManager.php

@@ -349,10 +349,6 @@ class RecurringOrderManager implements RecurringOrderManagerInterface {
         $prorated_unit_price = $prorater->prorateOrderItem($order_item, $charge->getBillingPeriod(), $charge->getFullBillingPeriod());
         $order_item->setUnitPrice($prorated_unit_price, TRUE);
       }
-      // Avoid setting unsaved order items for now, to avoid #3017259.
-      if ($order_item->isNew()) {
-        $order_item->save();
-      }
       $order->addItem($order_item);
     }