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.

• edx-lint changes from 5.4.0 to 5.4.1
  • pip changes from 24.2 to 24.3.1
  • pydata-sphinx-theme changes from 0.15.4 to 0.16.0
  • rich changes from 13.9.3 to 13.9.4
  • rpds-py changes from 0.20.0 to 0.20.1
  • setuptools changes from 75.2.0 to 75.3.0
  • soupsieve changes from 2.5 to 2.6
  • virtualenv changes from 20.27.0 to 20.27.1

[edx-requirements-bot]

These Packages need manual review..

• [MAJOR] alabaster changes from 0.7.16 to 1.0.0
  • [REMOVED] billiard (4.2.0) removed from the requirements
  • [REMOVED] bytecode (0.15.1) removed from the requirements
  • [REMOVED] celery (5.4.0) removed from the requirements
  • [REMOVED] envier (0.5.2) removed from the requirements
  • [REMOVED] exceptiongroup (1.2.2) removed from the requirements
  • [MAJOR] pytest-cov changes from 5.0.0 to 6.0.0
  • [MAJOR] sphinx changes from 5.3.0 to 8.1.3
  • [REMOVED] tomli (2.0.1) removed from the requirements
  • [REMOVED] tzdata (2024.1) removed from the requirements

[edx-requirements-bot]

Closing obsolete PR.