Bumps pytest-xdist from 3.0.2 to 3.1.0.

Changelog

Sourced from pytest-xdist's changelog.

pytest-xdist 3.1.0 (2022-12-01)

Features
[#789](https://github.com/pytest-dev/pytest-xdist/issues/789) <https://github.com/pytest-dev/pytest-xdist/issues/789>_: Users can now set a default distribution mode in their configuration file:

.. code-block:: ini
[pytest]
addopts = --dist loadscope
[#842](https://github.com/pytest-dev/pytest-xdist/issues/842) <https://github.com/pytest-dev/pytest-xdist/issues/842>_: Python 3.11 is now officially supported.
Removals

[#842](https://github.com/pytest-dev/pytest-xdist/issues/842) <https://github.com/pytest-dev/pytest-xdist/issues/842>_: Python 3.6 is no longer supported.

Commits

92a76bb Release 3.1.0
6226965 Merge pull request #851 from nicoddemus/789-default-dist-mode
7a0bc4c Let users configure dist mode in the configuration file
c6bcd20 [pre-commit.ci] pre-commit autoupdate (#849)
99c80c3 Fix typo psutils -> psutil (#848)
e14895a [pre-commit.ci] pre-commit autoupdate (#846)
bb27210 Merge pull request #844 from pytest-dev/pre-commit-ci-update-config
4a33933 Use ternary operator to remove mypy error
41620d2 [pre-commit.ci] pre-commit autoupdate
6b6f133 Merge pull request #842 from nicoddemus/drop-py36-add-py311
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