Elasticsearch: set default port to 9200 in ConfigEditor (#20948)

public/app/plugins/datasource/elasticsearch/configuration/ConfigEditor.tsx

@@ -29,7 +29,7 @@ export const ConfigEditor = (props: Props) => {
   return (
     <>
       <DataSourceHttpSettings
-        defaultUrl={'http://localhost:3100'}
+        defaultUrl={'http://localhost:9200'}
         dataSourceConfig={options}
         showAccessOptions={true}
         onChange={onOptionsChange}