chore: Upgrade Python requirements

[edx-requirements-bot]

Python requirements update. Please review the changelogs for the upgraded packages.

[edx-requirements-bot]

List of packages in the PR without any issue.

• build changes from 1.5.0 to 1.6.0
• camel-converter[pydantic] changes from 5.1.0 to 5.1.1
• click changes from 8.4.2 to 8.5.0
• coverage[toml] changes from 7.15.4 to 7.16.0
• cryptography changes from 50.0.0 to 50.0.1
• edx-django-utils changes from 8.0.1 to 8.0.2
• gunicorn changes from 26.1.0 to 26.2.0
• platformdirs changes from 4.11.3 to 4.11.5
• pydantic changes from 2.13.4 to 2.13.5
• pydantic-core changes from 2.46.4 to 2.46.5
• pylint changes from 4.0.7 to 4.0.8
• python-discovery changes from 1.5.2 to 1.6.0
• tox changes from 4.60.0 to 4.61.1
• virtualenv changes from 21.7.4 to 21.7.7

[edx-requirements-bot]

These Packages need manual review..

• [MAJOR] isort changes from 8.0.1 to 9.0.1
• [NEW] mypy-extensions (1.1.0) added to the requirements