Bump coverage from 7.4.1 to 7.4.2

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.4.1 to 7.4.2.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.4.1...7.4.2)

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

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

requirements.txt

@@ -1,7 +1,7 @@
 aiohttp==3.9.3
 aiohttp-jinja2==1.6
 click==8.1.7
-coverage==7.4.1
+coverage==7.4.2
 devtools==0.12.2
 grablib==0.8
 Pygments==2.17.2