Bump pytest-cov from 6.2.1 to 6.3.0

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 6.2.1 to 6.3.0.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v6.2.1...v6.3.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 6.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -7,7 +7,7 @@ dask[array, distributed]==2025.2.0
 requests==2.32.5
 statsmodels==0.14.5
 pytest==8.4.1
-pytest-cov==6.2.1
+pytest-cov==6.3.0
 zarr==2.18.4
 ruff==0.8.6
 netcdf4==1.7.2