Bump coverage[toml] from 7.3.2 to 7.6.7

Bumps [coverage[toml]](https://github.com/nedbat/coveragepy) from 7.3.2 to 7.6.7.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.3.2...7.6.7)

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

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

pyproject.toml

@@ -11,7 +11,7 @@ dependencies = [
 dev-test = [
   "sh==2.0.6",
   "docker==6.1.3",
-  "coverage[toml]==7.3.2",
+  "coverage[toml]==7.6.7",
   "pytest==7.4.3",
   "pytest-cookies==0.7.0",
 ]