Fix minor typo

Signed-off-by: Elizabeth Myers <[email protected]>

templates/admin/index.html

@@ -13,7 +13,7 @@
  #}
 {% extends "admin/admin_base.html" %}
 {%- block path %}admin{% endblock -%}
-{%- block title %}A{{ sitename }} — Admin{% endblock -%}
+{%- block title %}{{ sitename }} — Admin{% endblock -%}
 {%- block content -%}
 <p>
 <a href="/admin/urls">Manage URLs</a>