Fixed #9735 -- Documentation typo fix.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@9558 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/ref/templates/builtins.txt

@@ -254,7 +254,7 @@ The above is equivalent to -- but shorter, cleaner, and possibly faster
 than -- the following::
 
     <ul>
-      {% if althete_list %}
+      {% if athlete_list %}
         {% for athlete in athlete_list %}
           <li>{{ athlete.name }}</li>
         {% endfor %}