Update index.rst

Just removed a lasting " in code

Author: LaurentMarquet

src/TwigComponent/doc/index.rst

@@ -348,7 +348,7 @@ close tag, it's passed to your component template as the block called
 
 .. code-block:: html+twig
 
-    <div {{ attributes.defaults({class: 'alert alert-' ~ type}) }}">
+    <div {{ attributes.defaults({class: 'alert alert-' ~ type}) }}>
         {% block content %}{% endblock %}
     </div>
 
@@ -1771,4 +1771,4 @@ https://symfony.com/doc/current/contributing/code/bc.html
 .. _`html_cva`: https://twig.symfony.com/doc/3.x/functions/html_cva.html
 .. _`shadcn/ui`: https://ui.shadcn.com
 .. _`tales-from-a-dev/twig-tailwind-extra`: https://github.com/tales-from-a-dev/twig-tailwind-extra
-.. _`ignore not defined options`: https://symfony.com/doc/current/components/options_resolver.html#ignore-not-defined-options
+.. _`ignore not defined options`: https://symfony.com/doc/current/components/options_resolver.html#ignore-not-defined-options