build(deps-dev): Bump coverage from 7.6.3 to 7.6.4

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.6.3 to 7.6.4.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.6.3...7.6.4)

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

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

Author: dependabot[bot]

requirements-dev.txt

@@ -6,5 +6,5 @@ responses==0.25.3
 python_dotenv==1.0.1
 pylint==3.3.1
 # code coverage
-coverage==7.6.3
+coverage==7.6.4
 pytest-cov==5.0.0