Revert "messy logout fixing"

This reverts commit 4fb3a144d7.

backend/igny8_core/auth/models.py

@@ -8,9 +8,6 @@ from django.core.validators import MinValueValidator, MaxValueValidator
 from igny8_core.common.soft_delete import SoftDeletableModel, SoftDeleteManager
 from simple_history.models import HistoricalRecords
 
-# Import RefreshToken model
-from .models_refresh_token import RefreshToken
-
 
 class AccountBaseModel(models.Model):
     """