Update billiard to 4.0.2

[pyup-bot]

This PR updates billiard from 3.5.0.3 to 4.0.2.

Changelog

4.0.2

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- ExceptionWithTraceback should be an exception.

4.0.1

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- Add support for Python 3.11 _posixsubprocess.fork_exec() arguments.
- Keep exception traceback somehow (368).

4.0.0

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- 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.

3.6.4.0

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- Issue 309: Add Python 3.9 support to spawnv_passfds()
- fix 314

3.6.1

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- Logging max memory reached at INFO rather than WARNING (255)

-  Pass arguments when wrapping sys.exit (275) 

-  Remove win32/py2k special (276) 

- Ensure READY messages sent out by exiting worker are consumed prior to it actually existing.

- Pass max_memory_per_child to child worker process (251)

- Fix compatibility with Python 2.7 on Windows (283)

3.6.0.0

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- Add support of sending parent process death signal.

- Previous fix for handling timeouts caused a problem in warm shutdowns due
to use of deepcopy.

We now use a shallow copy of the cache and do so only when it is needed.

- Cleanup old checks and workarounds for Python versions we no longer support.

3.5.0.5

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- Fix a crash when handling a timeout.
- Improve billiard.einfo.Frame compatibility with Python to avoid crashes when using Django.
- Cleanups.

3.5.0.4

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- Fix rebuild_ctype losing BufferedWrapper reference on Python 3.
- Deprecation warning with python 3.6 fixed.
- Correct spawn start method.

Links

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