www/py-djangorestframework: Update to 3.17.2
Changelog:
https://github.com/encode/django-rest-framework/releases/tag/3.17.2
MFH: 2026Q3
Security: 5ce58e67-919a-11f1-b333-901b0edee044
(cherry picked from commit 50a7f8d61d73413223e7259aa741a67978ae3ab7)