Bump coverage from 7.7.1 to 7.8.0

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.7.1 to 7.8.0.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.7.1...7.8.0)

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

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

Author: dependabot[bot]

requirements_dev.txt

@@ -1,4 +1,4 @@
 pytest==8.3.5
 pytest-asyncio==0.26.0
 pytest-cov==6.0.0
-coverage==7.7.1
+coverage==7.8.0