Changed an i18n test to use a number that converts consistely from string to...

Changed an i18n test to use a number that converts consistely from string to float on Pythons up to 2.7.



git-svn-id: http://code.djangoproject.com/svn/django/trunk@12144 bcc190cf-cafb-0310-a4f2-bffc1f526a37