Doc: Use the short version for daily downloads (#124602)

Author: AA-Turner

Doc/tools/templates/download.html

@@ -13,7 +13,7 @@
 {% endif %}
 
 {% block body %}
-<h1>{% trans %}Download Python {{ release }} Documentation{% endtrans %}</h1>
+<h1>{% trans %}Download Python {{ dl_version }} Documentation{% endtrans %}</h1>
 
 {% if last_updated %}<p><b>{% trans %}Last updated on: {{ last_updated }}.{% endtrans %}</b></p>{% endif %}