[pre-commit.ci] pre-commit autoupdate
[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/myint/autoflake: v1.7.1 → v1.7.6](https://github.com/myint/autoflake/compare/v1.7.1...v1.7.6)
- [github.com/asottile/pyupgrade: v3.0.0 → v3.1.0](https://github.com/asottile/pyupgrade/compare/v3.0.0...v3.1.0)

spookylukey/django-paypal,rsalmaso/django-paypal,rsalmaso/django-paypal,spookylukey/django-paypal,rsalmaso/django-paypal,spookylukey/django-paypal