FIX Avoid infinite recursive loop with attributes in schemadata

src/Forms/HistoryViewerField.php

@@ -113,21 +113,6 @@ public function getSchemaDataDefaults()
         return $data;
     }
 
-    /**
-     * When not used in a React form factory context, this adds the schema data to SilverStripe template
-     * rendered attributes lists
-     *
-     * @return array
-     */
-    public function getAttributes()
-    {
-        $attributes = parent::getAttributes();
-
-        $attributes['data-schema'] = json_encode($this->getSchemaData());
-
-        return $attributes;
-    }
-
     public function Type()
     {
         return 'history-viewer__container';

templates/SilverStripe/VersionedAdmin/Forms/HistoryViewerField.ss

@@ -1,3 +1,3 @@
-<div $getAttributesHTML('name')>
+<div $getAttributesHTML('name') $SchemaAttributesHtml>
     <%-- Rendered using the HistoryViewer React component --%>
 </div>