Bump coverage[toml] from 7.3.3 to 7.4.0 (#140)

Bumps [coverage[toml]](https://github.com/nedbat/coveragepy) from 7.3.3 to 7.4.0.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.3.3...7.4.0)

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

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

requirements-dev.txt

@@ -1,4 +1,4 @@
-coverage[toml]==7.3.3
+coverage[toml]==7.4.0
 flake8==6.1.0
 mypy==1.7.1
 pyperf==2.6.2