chore: Upgrade Python requirements

[edx-requirements-bot]

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

Deleted obsolete pull_requests:
#272

[edx-requirements-bot]

List of packages in the PR without any issue.

• build changes from 1.4.2 to 1.5.0
• cachetools changes from 7.0.5 to 7.1.4
• certifi changes from 2026.2.25 to 2026.5.20
• click changes from 8.3.2 to 8.4.1
• coverage[toml] changes from 7.13.5 to 7.14.1
• django changes from 5.2.13 to 5.2.14
• edx-lint changes from 6.0.0 to 6.1.0
• event-tracking changes from 4.0.0 to 4.0.2
• fastavro changes from 1.12.1 to 1.12.2
• filelock changes from 3.25.2 to 3.29.0
• idna changes from 3.11 to 3.17
• meilisearch changes from 0.40.0 to 0.41.0
• openedx-events changes from 11.1.0 to 11.2.0
• packaging changes from 26.0 to 26.2
• pip changes from 26.0.1 to 26.1.2
• platformdirs changes from 4.9.4 to 4.10.0
• pydantic changes from 2.12.5 to 2.13.4
• pydantic-core changes from 2.41.5 to 2.46.4
• pymongo changes from 4.16.0 to 4.17.0
• pyproject-api changes from 1.10.0 to 1.10.1
• python-discovery changes from 1.2.2 to 1.4.0
• pytz changes from 2026.1.post1 to 2026.2
• requests changes from 2.33.1 to 2.34.2
• stevedore changes from 5.7.0 to 5.8.0
• tomlkit changes from 0.14.0 to 0.15.0
• tox changes from 4.52.0 to 4.55.0
• tzdata changes from 2026.1 to 2026.2
• virtualenv changes from 21.2.0 to 21.4.2
• wcwidth changes from 0.6.0 to 0.7.0
• wheel changes from 0.46.3 to 0.47.0