Fixed #15710 - removed "that that" typos.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15942 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/topics/db/multi-db.txt

@@ -454,7 +454,7 @@ Exposing multiple databases in Django's admin interface
 
 Django's admin doesn't have any explicit support for multiple
 databases. If you want to provide an admin interface for a model on a
-database other than that that specified by your router chain, you'll
+database other than that specified by your router chain, you'll
 need to write custom :class:`~django.contrib.admin.ModelAdmin` classes
 that will direct the admin to use a specific database for content.
 

docs/topics/http/shortcuts.txt

@@ -24,7 +24,7 @@ introduce controlled coupling for convenience's sake.
 
    :func:`render()` is the same as a call to
    :func:`render_to_response()` with a `context_instance` argument that
-   that forces the use of a :class:`~django.template.RequestContext`.
+   forces the use of a :class:`~django.template.RequestContext`.
 
 Required arguments
 ------------------