Added a default SECRET_KEY setting to the default test sesttings (refs #17800).

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17614 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/test_sqlite.py

@@ -20,3 +20,5 @@ DATABASES = {
         'ENGINE': 'django.db.backends.sqlite3',
     }
 }
+
+SECRET_KEY = "django_tests_secret_key"