build(deps): bump coverage from 7.8.2 to 7.9.1 in /requirements (#20904)
Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.8.2 to 7.9.1.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](https://github.com/nedbat/coveragepy/compare/7.8.2...7.9.1)
---
updated-dependencies:
- dependency-name: coverage
dependency-version: 7.9.1
dependency-type: direct:production
update-type: version-update:semver-minor
...
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