chore(deps): update dependency pytest to v6.2.2

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pytest (source, changelog)	==6.2.1 -> ==6.2.2

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Release Notes

pytest-dev/pytest

### [`v6.2.2`](https://togithub.com/pytest-dev/pytest/releases/6.2.2) [Compare Source](https://togithub.com/pytest-dev/pytest/compare/6.2.1...6.2.2) # pytest 6.2.2 (2021-01-25) ## Bug Fixes - [#​8152](https://togithub.com/pytest-dev/pytest/issues/8152): Fixed "(<Skipped instance>)" being shown as a skip reason in the verbose test summary line when the reason is empty. - [#​8249](https://togithub.com/pytest-dev/pytest/issues/8249): Fix the `faulthandler` plugin for occasions when running with `twisted.logger` and using `pytest --capture=no`.

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