Add official support for Django 5.1-5.2 and Python 3.13#188

ir4y merged 6 commits intobeda-software:masterbeda-software/drf-writable-nested:masterfrom

browniebroke:django-5.1-python-3.13browniebroke/drf-writable-nested:django-5.1-python-3.13Copy head branch name to clipboard