unused imports

src/pretix/base/models/memberships.py

@@ -23,7 +23,6 @@ from django.db import models
 from django.db.models import Count, OuterRef, Subquery, Value
 from django.db.models.functions import Coalesce
 from django.utils.formats import date_format
-from django.utils.timezone import now
 from django.utils.translation import gettext_lazy as _
 from django_scopes import ScopedManager, scopes_disabled
 from i18nfield.fields import I18nCharField

src/pretix/base/services/pricing.py

@@ -25,7 +25,6 @@ from typing import List, Optional, Tuple
 
 from django import forms
 from django.db.models import Q
-from django.utils.timezone import now
 
 from pretix.base.decimal import round_decimal
 from pretix.base.models import (