Bump coverage from 7.4.2 to 7.4.3 (#657)

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.4.2 to 7.4.3.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.4.2...7.4.3)

---
updated-dependencies:
- dependency-name: coverage
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -1,7 +1,7 @@
 aiohttp==3.9.3
 aiohttp-jinja2==1.6
 click==8.1.7
-coverage==7.4.2
+coverage==7.4.3
 devtools==0.12.2
 grablib==0.8
 Pygments==2.17.2