chore(deps-dev): bump pytest-testmon from 2.0.13 to 2.1.0 (#75)

Bumps [pytest-testmon]() from 2.0.13 to 2.1.0.


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=pytest-testmon&package-manager=pip&previous-version=2.0.13&new-version=2.1.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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