fix(pre_commit): 🎨 auto format pre-commit hooks

custom_theme/404.html

@@ -1,7 +1,7 @@
-{% extends "main.html" %} 
+{% extends "main.html" %}
 
 {% block content %}
-    <h1>Page Not Found</h1> 
+    <h1>Page Not Found</h1>
     <p>The page you have requested was not found.</p>
     <p><a href="/">Go back to the documentation home</a>.</p>
-{% endblock %} 
+{% endblock %}