There's a closed pull request on the void-packages repository

Updates to python test packages
https://github.com/void-linux/void-packages/pull/44272

Description:
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#### Testing the changes
- I tested the changes in this PR: **briefly**

Mostly taken from #44160, this updates several packages used for testing:
 - python3-coverage: update to 7.2.7.
 - python3-flaky: update to 3.7.0.
 - python3-hypothesis: update to 6.76.0.
 - python3-mock: update to 5.0.2.
 - python3-pytest-asyncio: update to 0.21.0.
 - python3-pytest-cov: update to 4.1.0.
 - python3-pytest-mock: update to 3.10.0.
 - python3-pytest-xdist: enable tests.
 - python3-testpath: update to 0.6.0.

There are also 3 new packages:
 - python3-process-tests-2.1.2, needed to check pytest-cov
 - python3-pytest-console-scripts-1.4.1, need to check jupyter_server
 - python3-pytest-trio-0.8.0, need to check pytest-asyncio


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