Update dependency flake8-django to v1

This MR contains the following updates:

Package	Type	Update	Change
flake8-django	dev-dependencies	major	^0.0.4 -> ^1.0.0

---

Release Notes

rocioar/flake8-django

v1.0.0

Compare Source

Bugfixes

• Bug fix for RenderChecker (@​GitRon)

Improvements

• Remove DJ04 check since Django uses dashes on their examples (@​rocioar)
• Remove DJ02 since it's not applicable anymore. Django has deprecated NullBooleanField. (@​rocioar)
• Added Model Content Order Check DJ12. (@​denizdogan)
• Remove tox, use Github Actions for running tests and coverage (@​rocioar)
• Drop support for Python 3.4 (@​rocioar)

---

Renovate configuration

Schedule: At any time (no schedule defined).

Automerge: Disabled by config. Please merge this manually once you are satisfied.

Rebasing: Whenever MR becomes conflicted, or you tick the rebase/retry checkbox.

Ignore: Close this MR and you won't be reminded about this update again.

---

• If you want to rebase/retry this MR, check this box

---

This MR has been generated by Renovate Bot.

changed the description

added 4 commits

• 1633e0be...303788ab - 3 commits from branch master
• dde933fd - Update dependency flake8-django to v1

Compare with previous version

merged

mentioned in commit 0237f5fd