remove old catch

src/backend/InvenTree/users/migrations/0012_migrate_mfa_20240408_1659.py

@@ -2,7 +2,7 @@
 
 import base64
 
-from django.db import OperationalError, migrations
+from django.db import migrations
 
 from allauth.mfa.adapter import get_adapter
 from allauth.mfa.models import Authenticator
@@ -13,13 +13,6 @@ from django_otp.plugins.otp_totp.models import TOTPDevice
 def move_mfa(apps, schema_editor):
     """Data migration to switch to django-allauth's new built-in MFA."""
     adapter = get_adapter()
-    try:
-        TOTPDevice.objects.all().count()
-    except OperationalError:
-        # The table may not exist
-        print('Skipping totp migration as model does not exist')
-        return
-
     authenticators = []
     for totp in TOTPDevice.objects.filter(confirmed=True).iterator():
         recovery_codes = set()