Update billiard to 4.0.2

[pyup-bot]

This PR updates billiard from 3.6.4.0 to 4.0.2.

Changelog

### 4.0.2 ``` -------------------- - ExceptionWithTraceback should be an exception. ``` ### 4.0.1 ``` -------------------- - Add support for Python 3.11 _posixsubprocess.fork_exec() arguments. - Keep exception traceback somehow (368). ``` ### 4.0.0 ``` -------------------- - Support Sphinx 4.x. - Remove dependency to case. - Drop support of Python < 3.7. - Update to psutil 5.9.0. - Add python_requires to enforce Python version. - Replace deprecated threading Event.isSet with Event.is_set. - Prevent segmentation fault in get_pdeathsig while using ctypes (361). - Migrated CI to Github actions. - Python 3.10 support added. ```

Links

- PyPI: https://pypi.org/project/billiard - Changelog: https://pyup.io/changelogs/billiard/ - Repo: https://github.com/celery/billiard

[codecov[bot]]

Codecov Report

Merging #4705 (4160292) into master (31546df) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4705   +/-   ##
=======================================
  Coverage   92.35%   92.35%           
=======================================
  Files         238      238           
  Lines        6739     6739           
=======================================
  Hits         6224     6224           
  Misses        515      515           

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.