build(deps-dev): bump the optional group with 1 update

Updates the requirements on [pytest-cov](https://github.com/pytest-dev/pytest-cov) to permit the latest version.

Updates `pytest-cov` to 5.0.0
- [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:production
  dependency-group: optional
...

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

pyproject.toml

@@ -96,7 +96,7 @@ postgres = [
 ]
 pytest = [
   "pytest>=7.4,<9.0",
-  "pytest-cov~=4.1",
+  "pytest-cov>=4.1,<6.0",
   "pytest-django~=4.5",
   "pytest-mock~=3.11",
   "pytest-playwright~=0.4.3",