Bump coverage from 6.5.0 to 7.2.7

Bumps [coverage](https://github.com/nedbat/coveragepy) from 6.5.0 to 7.2.7.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@6.5.0...7.2.7)

---
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

@@ -21,7 +21,7 @@ importlib-metadata = { version = "~4.2.0", python = "<3.8" }
 interrogate = "^1.5.0"
 
 [tool.poetry.group.extras.dependencies]
-coverage = "^6.5.0"
+coverage = ">=6.5,<8.0"
 python-coveralls = "^2.9.3"
 
 [tool.poetry.group.dev.dependencies]