Update pytest-cov requirement from ~=4.1.0 to >=4.1,<5.1

Updates the requirements on [pytest-cov](https://github.com/pytest-dev/pytest-cov) to permit the latest version.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v4.1.0...v5.0.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-type: direct:development
...

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

setup.cfg

@@ -66,7 +66,7 @@ dev =
     pep8-naming~=0.13.3
     pydocstyle~=6.3.0
     pytest~=7.4.0
-    pytest-cov~=4.1.0
+    pytest-cov>=4.1,<5.1
     pytest-watch~=4.2.0
     pytest-xdist~=3.3.1
     pre-commit~=3.3.3