ci/test: replace flaky with pytest-rerunfailures

[anakin87]

Related Issues

• flaky plugin seems unmaintained and is incompatible with the latest release of pytest. See flaky fails with pytest==8.1.0 box/flaky#198 is this project dead? box/flaky#192

Proposed Changes:

• replace flaky with pytest-rerunfailures, which seems actively maintained
• unpin pytest

How did you test it?

Local test

Checklist

• I have read the contributors guidelines and the code of conduct
• I have updated the related issue with new insights and changes
• I added unit tests and updated the docstrings
• I've used one of the conventional commit types for my PR title: fix:, feat:, build:, chore:, ci:, docs:, style:, refactor:, perf:, test:.
• I documented my code
• I ran pre-commit hooks and fixed any issue

[coveralls]

Pull Request Test Coverage Report for Build 8139126187

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 89.925%

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Totals
Change from base Build 8138858133:	0.0%
Covered Lines:	5293
Relevant Lines:	5886

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💛 - Coveralls