#787: Fixed issue with attributes

Author: Stanislav Idolov

app/code/Magento/PageBuilder/view/adminhtml/web/template/content-type/slide/collage-centered/preview.html

@@ -23,6 +23,7 @@
             <render ></render>
         </scope>
         <div class="pagebuilder-overlay pagebuilder-collage-overlay wysiwyg-container"
+             attr="data.overlay.attributes"
              ko-style="data.overlay.style()"
              event="mousedown: activateEditor">
             <div class="inline-wysiwyg"