ci: upgrade pylint to latest version

core: also upgrade kombu as https://github.com/celery/kombu/issues/1101 is fixed now

passbook/core/signals.py

@@ -12,6 +12,7 @@ invitation_created = Signal(providing_args=['request', 'invitation'])
 invitation_used = Signal(providing_args=['request', 'invitation', 'user'])
 password_changed = Signal(providing_args=['user', 'password'])
 
+
 @receiver(post_save)
 # pylint: disable=unused-argument
 def invalidate_policy_cache(sender, instance, **_):

passbook/core/views/authentication.py

@@ -78,6 +78,7 @@ class LoginView(UserPassesTestMixin, FormView):
 
     def invalid_login(self, request: HttpRequest, disabled_user: User = None) -> HttpResponse:
         """Handle login for disabled users/invalid login attempts"""
+        LOGGER.debug("invalid_login", user=disabled_user)
         messages.error(request, _('Failed to authenticate.'))
         return self.render_to_response(self.get_context_data())