Bump pytest-cov from 6.1.1 to 6.2.1

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 6.1.1 to 6.2.1.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v6.1.1...v6.2.1)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 6.2.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

setup.py

@@ -64,7 +64,7 @@
             "sphinx-autodoc-typehints==2.3.0",
         ],
         "dev": ["tqdm", "pybel", "pebble", "maggma"],
-        "tests": ["pytest==8.3.3", "pytest-cov==6.1.1"],
+        "tests": ["pytest==8.3.3", "pytest-cov==6.2.1"],
         "cli": ["mp-api"],
         "lint": [
             "coverage==7.8.0",