build(deps-dev): bump coverage from 6.5.0 to 7.2.1

Bumps [coverage](https://github.com/nedbat/coveragepy) from 6.5.0 to 7.2.1.
- [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/6.5.0...7.2.1)

---
updated-dependencies:
- dependency-name: coverage
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -24,7 +24,7 @@ optional = true
 
 [tool.poetry.group.dev.dependencies]
 black = "^22.8.0"
-coverage = "^6.4.4"
+coverage = ">=6.4.4,<8.0.0"
 flake8 = "^5.0.4"
 httpx = "^0.23.0"
 isort = "^5.12.0"