'WebAuthnCredentialManager' object has no attribute 'devices_for_user'

[nijel]

django-otp relies on Device subclasses managers have devices_for_user method. Without that, some code paths will fail:

  File "/home/weblate/weblate-env/lib/python3.11/site-packages/django_otp/forms.py", line 317, in clean
    self.clean_otp(self.user)
    ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/weblate/weblate-env/lib/python3.11/site-packages/django_otp/forms.py", line 102, in clean_otp
    user.otp_device = self._verify_token(user, token, device)
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/weblate/weblate-env/lib/python3.11/site-packages/django_otp/forms.py", line 176, in _verify_token
    device = match_token(user, token)
             ^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/weblate/weblate-env/lib/python3.11/site-packages/django_otp/__init__.py", line 97, in match_token
    for device in devices_for_user(user, for_verify=True):
    ^^^^^^^^^^^^^^^^^
  File "/home/weblate/weblate-env/lib/python3.11/site-packages/django_otp/__init__.py", line 130, in devices_for_user
    device_set = model.objects.devices_for_user(user, confirmed=confirmed)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^