AC-15140 : When Gift message enabled but user does not enter any data and place order, then still From Name and To Name in Admin showing customer first and last name.

Made changes to html file

Author: del02433

app/code/Magento/Sales/view/adminhtml/templates/order/view/giftmessage.phtml

@@ -26,7 +26,7 @@
                         <input class="admin__control-text <?= $_required ? 'required-entry' : '' ?>" type="text"
                                id="<?= $block->escapeHtmlAttr($block->getFieldId('sender')) ?>"
                                name="<?= $block->escapeHtmlAttr($block->getFieldName('sender')) ?>"
-                               value="<?= $block->escapeHtml($block->getMessage()->getSender()) ?>"/>
+                               value="<?= $_required ? $block->escapeHtml($block->getMessage()->getSender()):'' ?>"/>
                     </div>
                 </div>
 
@@ -38,10 +38,9 @@
                         <input class="admin__control-text <?= $_required ? 'required-entry' : '' ?>" type="text"
                                id="<?= $block->escapeHtmlAttr($block->getFieldId('recipient')) ?>"
                                name="<?= $block->escapeHtmlAttr($block->getFieldName('recipient')) ?>"
-                               value="<?= $block->escapeHtml($block->getMessage()->getRecipient()) ?>"/>
+                               value="<?= $_required ? $block->escapeHtml($block->getMessage()->getRecipient()):'' ?>"/>
                     </div>
                 </div>
-
                 <div class="admin__field field-gift-message">
                     <label class="admin__field-label"
                            for="<?= $block->escapeHtmlAttr($block->getFieldId('message')) ?>"><span><?= $block->escapeHtml(__('Gift Message')) ?></span></label>