chore: Upgrade Python requirements

[edx-requirements-bot]

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

Deleted obsolete pull_requests:
#362

[edx-requirements-bot]

List of packages in the PR without any issue.

• asgiref changes from 3.11.1 to 3.12.1
• bracex changes from 3.0 to 3.0.1
• cachetools changes from 7.1.4 to 7.1.6
• certifi changes from 2026.6.17 to 2026.7.22
• coverage[toml] changes from 7.15.1 to 7.15.2
• diff-cover changes from 10.3.0 to 10.4.1
• django-simple-history changes from 3.12.0 to 3.13.0
• filelock changes from 3.29.7 to 3.32.0
• jaraco-functools changes from 4.5.0 to 4.6.0
• pip-tools changes from 7.5.3 to 7.6.0
• platformdirs changes from 4.10.0 to 4.11.0
• pydata-sphinx-theme changes from 0.16.1 to 0.20.0
• pyproject-api changes from 1.10.1 to 1.11.0
• python-discovery changes from 1.4.4 to 1.5.0
• pytz changes from 2026.2 to 2026.3.post1
• ruff changes from 0.15.21 to 0.16.0
• soupsieve changes from 2.8.4 to 2.9.1
• sphinx-book-theme changes from 1.2.0 to 1.4.0
• tomlkit changes from 0.15.0 to 0.15.1
• tox changes from 4.56.4 to 4.58.0
• virtualenv changes from 21.6.1 to 21.7.0

[edx-requirements-bot]

These Packages need manual review..

• [DOWNGRADE] build changes from 1.5.1 to 1.5.0