build(deps): bump gcovr from 7.2 to 8.0 (#778)

Bumps [gcovr](https://github.com/gcovr/gcovr) from 7.2 to 8.0.
- [Release notes](https://github.com/gcovr/gcovr/releases)
- [Changelog](https://github.com/gcovr/gcovr/blob/main/CHANGELOG.rst)
- [Commits](gcovr/gcovr@7.2...8.0)

---
updated-dependencies:
- dependency-name: gcovr
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements-coverage.txt

@@ -1,4 +1,4 @@
 -r requirements-test.txt
-gcovr==7.2
+gcovr==8.0
 pytest-cov==5.0.0
 coverage==7.6.1