Bump coverage from 7.5.3 to 7.6.11

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.5.3 to 7.6.11.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.5.3...7.6.11)

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

Signed-off-by: dependabot[bot] <[email protected]>

dev-requirements.txt

@@ -1,4 +1,4 @@
-coverage==7.5.3
+coverage==7.6.11
 pytest-cov==2.6.0
 flake8==7.1.0
 pytest==3.8.2