MAGETWO-35079: Price of Simple Product isn't recalculated after selecting options on product page

 - data-validate attr go out without quotas. Breaks js-validation. Fixed

Author: guz-anton

app/code/Magento/Catalog/view/frontend/templates/product/view/options/type/text.phtml

@@ -49,9 +49,9 @@ $class = ($_option->getIsRequire()) ? ' required' : '';
             ?>
             <textarea id="options_<?php echo $_option->getId() ?>_text"
                       class="product-custom-option"
-                      <?php if (!empty($_textAreaValidate)) {
-    echo 'data-validate=' . json_encode($_textAreaValidate);
-} ?>
+                    <?php if (!empty($_textAreaValidate)) {?>
+                        data-validate='<?php echo json_encode($_textAreaValidate);?>'
+                    <?php } ?>
                       name="options[<?php echo $_option->getId() ?>]"
                       rows="5"
                       cols="25"><?php echo $block->escapeHtml($block->getDefaultValue()) ?></textarea>