IBX-9266: Fixed attribut name

Author: dew326

src/bundle/Resources/public/js/CKEditor/embed/image/embed-image-editing.js

@@ -76,7 +76,7 @@ class IbexaEmbedImageEditing extends Plugin {
     defineSchema() {
         const { schema } = this.editor.model;
         const customClassesConfig = getCustomClassesConfig();
-        const allowedAttributes = ['contentId', 'size', 'ibexaLinkHref', 'ibexaLinkTitle', 'ibexaLinkTarget', 'siteaccess'];
+        const allowedAttributes = ['contentId', 'size', 'ibexaLinkHref', 'ibexaLinkTitle', 'ibexaLinkTarget', 'ibexaLinkSiteaccess'];
 
         if (customClassesConfig.link) {
             allowedAttributes.push('ibexaLinkClasses');