Bump coverage[toml] from 7.3.2 to 7.4.0

Bumps [coverage[toml]](https://github.com/nedbat/coveragepy) from 7.3.2 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@7.3.2...7.4.0)

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

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

requirements-dev.txt

@@ -1,4 +1,4 @@
-coverage[toml]==7.3.2
+coverage[toml]==7.4.0
 flake8==6.1.0
 gcp-storage-emulator==2022.6.11
 moto[s3]==4.2.13