fixing rst

Author: weaverryan

src/LiveComponent/doc/index.rst

@@ -1377,10 +1377,9 @@ If validation fails, you'll want the live component to render with the form
 errors instead of creating a fresh form. To do that, pass the ``form`` variable
 into the component:
 
-.. code-block:: html+twig
+.. code-block:: twig
 
     {# templates/post/edit.html.twig #}
-
     {{ component('PostForm', {
         initialFormData: post,
         form: form