fix(deps): update pytest-cov requirement from ~=5.0.0 to >=5.0,<6.1

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@v5.0.0...v6.0.0)

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

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

pyproject.toml

@@ -32,7 +32,7 @@ Issues = "https://github.com/napalm-automation-community/napalm-fsos-ssh/issues"
 [project.optional-dependencies]
 dev = [
     "pytest~=8.3.3",
-    "pytest-cov~=5.0.0",
+    "pytest-cov>=5.0,<6.1",
     "ruff~=0.7.0",
 ]