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.

• cachetools changes from 7.0.4 to 7.0.5
• charset-normalizer changes from 3.4.5 to 3.4.6
• filelock changes from 3.25.0 to 3.25.2
• pydata-sphinx-theme changes from 0.15.4 to 0.16.1
• python-discovery changes from 1.1.1 to 1.1.3
• setuptools changes from 82.0.0 to 82.0.1
• sphinx-book-theme changes from 1.1.4 to 1.2.0
• tox changes from 4.49.0 to 4.49.1
• virtualenv changes from 21.1.0 to 21.2.0

[edx-requirements-bot]

These Packages need manual review..

• [MAJOR] edx-lint changes from 5.6.0 to 6.0.0

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.13%. Comparing base (37214d8) to head (3bd29c9).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #432   +/-   ##
=======================================
  Coverage   94.13%   94.13%           
=======================================
  Files          31       31           
  Lines        3068     3068           
  Branches      191      191           
=======================================
  Hits         2888     2888           
  Misses        155      155           
  Partials       25       25           

Flag	Coverage Δ
unittests	94.13% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.