Update pytest to 7.1.1

[frenck]

Proposed change

Updates pytest to 7.1.1
Changelog: https://docs.pytest.org/en/stable/changelog.html#pytest-7-1-1-2022-03-17

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New integration (thank you!)
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• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

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• This PR fixes or closes issue: fixes #
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