Bump coverage from 6.5.0 to 7.0.0 (#166)

Bumps [coverage](https://github.com/nedbat/coveragepy) from 6.5.0 to 7.0.0.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@6.5.0...7.0.0)

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

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -1,7 +1,7 @@
 mypy==0.991
 PyQt6==6.4.0
 pytest==7.2.0
-coverage==6.5.0
+coverage==7.0.0
 pytest-cov==4.0.0
 surrogate==0.1
 requests==2.28.1