Text in index.html.twig for The Big Picture wrong

The text in the standard "index.html.twig" on "The Big Picture" documentation for the "Templates" section is wrong and needs updating.

The documentation shows: "<h1>Welcome to Symfony!</h1>" but the actual file (by default) has "Homepage.".

Nothing major but a bit misleading and confusing for a brand new user.

Author: BT643

quick_tour/the_big_picture.rst

@@ -254,7 +254,7 @@ you'll see the following code:
     {% extends 'base.html.twig' %}
 
     {% block body %}
-        <h1>Welcome to Symfony!</h1>
+        Homepage.
     {% endblock %}
 
 This template is created with `Twig`_, a new template engine created for