Bump coverage from 7.2.7 to 7.3.0 (#687)

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.2.7 to 7.3.0.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.2.7...7.3.0)

---
updated-dependencies:
- dependency-name: coverage
  dependency-type: direct:production
  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.txt

@@ -8,7 +8,7 @@ cffi==1.15.1
 chardet==5.1.0
 coreapi==2.3.3
 coreschema==0.0.4
-coverage==7.2.7
+coverage==7.3.0
 cryptography==41.0.3
 decorator==5.1.1
 Django==3.2.20