chore: Upgrade Python requirements

[edx-requirements-bot]

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

Deleted obsolete pull_requests:
#302

[edx-requirements-bot]

List of packages in the PR without any issue.

• coverage changes from 7.13.0 to 7.13.1
• coverage[toml] changes from 7.13.0 to 7.13.1
• diff-cover changes from 10.0.0 to 10.1.0
• django changes from 5.2.9 to 5.2.10
• docutils changes from 0.22.3 to 0.22.4
• filelock changes from 3.20.1 to 3.20.2
• importlib-metadata changes from 8.7.0 to 8.7.1
• jaraco-context changes from 6.0.1 to 6.0.2
• jaraco-functools changes from 4.3.0 to 4.4.0
• pylint-django changes from 2.6.1 to 2.7.0
• sqlparse changes from 0.5.4 to 0.5.5
• tox changes from 4.32.0 to 4.33.0

[edx-requirements-bot]

These Packages need manual review..

• [MAJOR] astroid changes from 3.3.11 to 4.0.3
• [MAJOR] certifi changes from 2025.11.12 to 2026.1.4
• [MAJOR] isort changes from 6.1.0 to 7.0.0
• [MAJOR] pylint changes from 3.3.9 to 4.0.4