ACP2E-3097: Datepicker for product with multiple Customizable Options with date fields not working when placing order from admin

Author: aplapana

app/code/Magento/Catalog/view/adminhtml/templates/catalog/product/composite/fieldset/options/type/date.phtml

@@ -6,14 +6,15 @@
 
 /* @var $block \Magento\Catalog\Block\Product\View\Options\Type\Date */
 /** @var \Magento\Framework\View\Helper\SecureHtmlRenderer $secureRenderer */
+/** @var \Magento\Framework\Escaper $escaper */
 ?>
 
 <?php $_option = $block->getOption(); ?>
 <?php $_optionId = (int)$_option->getId(); ?>
 <?php $optionId = /* @noEscape */ $_optionId ?>
 <div class="admin__field field<?= $_option->getIsRequire() ? ' required' : '' ?>">
     <label class="label admin__field-label">
-        <?= $block->escapeHtml($_option->getTitle()) ?>
+        <?= $escaper->escapeHtml($_option->getTitle()) ?>
         <?= /* @noEscape */ $block->getFormattedPrice() ?>
     </label>
     <div class="admin__field-control control">