Bump coverage from 7.3.1 to 7.4.0

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.3.1 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@7.3.1...7.4.0)

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

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

Pipfile

@@ -49,7 +49,7 @@ whitenoise = "==6.5.0"
 [dev-packages]
 black = "==23.9.1"
 boto3-stubs = {extras = ["s3", "boto3"], version = "==1.34.2"}
-coverage = "==7.3.1"
+coverage = "==7.4.0"
 debugpy = "==1.7.0"
 django-coverage-plugin = "==3.1.0"
 django-debug-toolbar = "==4.2.0"