Bump coverage from 7.6.11 to 7.6.12 (#346)

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.6.11 to 7.6.12.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.6.11...7.6.12)

---
updated-dependencies:
- dependency-name: coverage
  dependency-type: direct:development
  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-dev.txt

@@ -1,4 +1,4 @@
-coverage==7.6.11
+coverage==7.6.12
 djlint==1.36.4
 pytest-playwright==0.7.0
 ruff==0.9.6