build(deps): update coverage requirement

Updates the requirements on [coverage](https://github.com/coveragepy/coveragepy) to permit the latest version.
- [Release notes](https://github.com/coveragepy/coveragepy/releases)
- [Changelog](https://github.com/coveragepy/coveragepy/blob/main/CHANGES.rst)
- [Commits](coveragepy/coveragepy@7.2.2...7.13.5)

---
updated-dependencies:
- dependency-name: coverage
  dependency-version: 7.13.5
  dependency-type: direct:production
...

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

Author: dependabot[bot]

test-requirements.txt

@@ -1,4 +1,4 @@
 pytest>=7.2.2, <9.1.0
 pytest-mock~=3.14.0
-coverage>=7.2.2, <7.14.0
+coverage>=7.13.5, <7.14.0
 testfixtures>=8.3.0, <= 10.0.0