Fixed #9506 take 2 -- Marked the message properly for translation, in both...

Fixed #9506 take 2 -- Marked the message properly for translation, in both places it appears in the source.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@9363 bcc190cf-cafb-0310-a4f2-bffc1f526a37