CI: (deps): Bump packaging from 24.2 to 25.0 in /ci

Bumps [packaging](https://github.com/pypa/packaging) from 24.2 to 25.0.
- [Release notes](https://github.com/pypa/packaging/releases)
- [Changelog](https://github.com/pypa/packaging/blob/main/CHANGELOG.rst)
- [Commits](pypa/packaging@24.2...25.0)

---
updated-dependencies:
- dependency-name: packaging
  dependency-version: '25.0'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

ci/test_requirements.txt

@@ -1,4 +1,4 @@
-packaging==24.2
+packaging==25.0
 pytest==8.3.5
 pytest-mpl==0.17.0
 netCDF4==1.7.2