<?xml version="1.0"?>
<page xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_configuration.xsd">
    <body>
        <referenceBlock name="sales.order.items.renderers">
            <!-- <block class="Magento\Sales\Block\Order\Item\Renderer\DefaultRenderer" name="sales.order.items.renderers.default" as="default" template="Magento_Sales::order/items/renderer/default.phtml"/> -->
            <block class="Reply\Sales\Block\Sales\Order\Item\Renderer\DefaultRenderer" name="sales.order.items.renderers.default" as="default" 
                template="Reply_Sales::order/items/renderer/default.phtml"/> 
        </referenceBlock>
    </body>
</page>
