www/py-djangorestframework: Update to 3.9.2
Changes since 3.9.0:
- Routers: invalidate _urls cache on register()
- Deferred schema renderer creation to avoid requiring pyyaml.
- Added 'request_forms' block to base.html
- Fixed SchemaView to reset renderer on exception.
- Update Django Guardian dependency.
- Ensured support for Django 2.2
- Made templates compatible with session-based CSRF.
- Adjusted field validators to accept non-list iterables.
- Added SearchFilter.get_search_fields() hook.
- Fix DeprecationWarning when accessing collections.abc classes via collections.
- Allowed Q objects in limit_choices_to introspection.
- Added lazy evaluation to composed permissions.
- Add negation ~ operator to permissions composition.
- Avoided calling distinct on annotated fields in SearchFilter.
- Introduced RemovedInDRF…Warning classes to simplify deprecations.
- Resolve XSS issue in browsable API.
- Upgrade Bootstrap to 3.4.0 to resolve XSS issue.
- Resolve issues with composable permissions.
- Respect limit_choices_to on foreign keys.
https://www.django-rest-framework.org/community/release-notes/#39x-series
Approved by: mentors (implicit)