Merge branch 'release/3.1.6' into 'stable-3.1'

CHANGELOG.rst

Dockerfile

aleksis/core/checks.py

aleksis/core/forms.py

aleksis/core/migrations/0050_oauth_update.py

aleksis/core/models.py

aleksis/core/schema/person.py

aleksis/core/templates/core/partials/announcements.html

.../core/templates/socialaccount/snippets/provider_list.html

aleksis/core/templates/two_factor/core/login.html

aleksis/core/tests/models/test_group.py

aleksis/core/util/auth_helpers.py

aleksis/core/views.py

docs/admin/10_install.rst

docs/conf.py

pyproject.toml

tox.ini