Merge pull request #1 from k1las/issues-18534

Fixed issues-18534: 2 wysiwyg on catalog category edit page

Author: mmatrafailo

app/code/Magento/Catalog/view/adminhtml/templates/catalog/wysiwyg/js.phtml

@@ -43,6 +43,7 @@ var catalogWysiwygEditor = {
 
         if (this.modal) {
             this.modal.html(jQuery(data).html());
+            this.modal.modal('option', 'firedElementId', elementId);
         } else {
             this.modal = jQuery(data).modal({
                 title: '<?= /* @escapeNotVerified */ __('WYSIWYG Editor') ?>',