Bump django-test-plus from 2.2.0 to 2.2.1

[dependabot[bot]]

Bumps django-test-plus from 2.2.0 to 2.2.1.

Changelog

Sourced from django-test-plus's changelog.

Changes

Commits

• 571fc35 Bump version: 2.2.0 → 2.2.1
• bc10fc1 :arrow_up: Upgrade project deps (#188)
• 4640f0b :arrow_up: Upgrades Django and DRF versions (#187)
• 9de3a6b :handshake: Run tests with Django 4 (#181)
• 3bcb815 Merge pull request #183 from revsys/dependabot/pip/django-3.2.14
• fc9c3ab :arrow_up: Bump django from 3.2.12 to 3.2.14
• ca78dc6 :arrow_up: Bump django from 3.2.8 to 3.2.12 (#180)
• 1f46bb8 Merge pull request #179 from revsys/upgrade-setup-python-v2-cache
• a567c02 :gear: Lean on setup-python@v2's cache
• fb817e9 Merge pull request #178 from revsys/177-adds-assert-equals
• Additional commits viewable in compare view

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