fix code style failed tests

Author: Burlacu Vasilii

app/code/Magento/Catalog/view/adminhtml/templates/catalog/product/attribute/labels.phtml

@@ -19,21 +19,23 @@
                 <table class="admin__control-table" id="attribute-labels-table">
                     <thead>
                     <tr>
-                        <?php foreach ($block->getStores() as $_store) :?>
+                        <?php foreach ($block->getStores() as $_store): ?>
                             <th class="col-store-view"><?= $block->escapeHtml($_store->getName()) ?></th>
                         <?php endforeach; ?>
                     </tr>
                     </thead>
                     <tbody>
                     <tr>
                         <?php $_labels = $block->getLabelValues() ?>
-                        <?php foreach ($block->getStores() as $_store) :?>
+                        <?php foreach ($block->getStores() as $_store): ?>
                             <td class="col-store-view">
-                                <input class="input-text validate-no-html-tags<?php if ($_store->getId() == \Magento\Store\Model\Store::DEFAULT_STORE_ID) :?> required-option<?php endif; ?>"
+                                <?php $isRequired = $_store->getId() == \Magento\Store\Model\Store::DEFAULT_STORE_ID; ?>
+                                <?php $isRequiredClass = $isRequired ? 'required-option' : ''; ?>
+                                <input class="input-text validate-no-html-tags <?= /* @noEscape */ $isRequiredClass ?>"
                                        type="text"
                                        name="frontend_label[<?= $block->escapeHtmlAttr($_store->getId()) ?>]"
                                        value="<?= $block->escapeHtmlAttr($_labels[$_store->getId()]) ?>"
-                                    <?php if ($block->getReadOnly()) :?>
+                                    <?php if ($block->getReadOnly()): ?>
                                         disabled="disabled"
                                     <?php endif;?>/>
                             </td>

app/code/Magento/Eav/Block/Adminhtml/Attribute/Edit/Main/AbstractMain.php

@@ -283,6 +283,7 @@ protected function _initFormValues()
      * Adding js block to the end of this block
      *
      * @param string $html
+     *
      * @return  string
      */
     protected function _afterToHtml($html)