chore: Post Django 3.2 cleanup

[edx-requirements-bot]

JIRA: BOM-3180

DESC

This PR is a part of Django32 cleanup effort which aims at dropping outdated Django versions and also adding Django40 support.

Additional information from script execution

Python code cleanup by the cleanup-python-code Jenkins job.

This pull request was generated by the cleanup-python-code Jenkins job, which ran

modernize_github_actions_django; modernize_github_actions; modernize_tox; modernize_setup_file; djcodemod run --removed-in 4.0 .;sed -i -E 's/django(<|>)[0-9]*\.[0-9]+/django<4.0/gi' ./requirements/constraints.txt; make upgrade;

The following packages were installed:
edx-repo-tools django-codemod

[aht007]

major version bump