[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

payments/models.py

@@ -1,9 +1,8 @@
 from __future__ import annotations
 
-import logging
-import enum
 import json
-from typing import Iterable
+import logging
+from collections.abc import Iterable
 from uuid import uuid4
 
 from django.db import models