Fix the contributing fix

1 job for sli in 4 minutes and 44 seconds (queued for 5 seconds)
Name Stage Failure
test Test There is an unknown failure, please try again
  File "/builds/ae/Sith/core/", line 164, in test_login_fail
self.assertTrue('<ul class="errorlist nonfield">' in str(response.content))
AssertionError: False is not true

Ran 19 tests in 7.180s

FAILED (failures=6, errors=3)
ERROR: Build failed: exit code 1