Bump the python-packages group with 1 update

Bumps the python-packages group with 1 update: [spglib](https://github.com/spglib/spglib).


Updates `spglib` from 2.0.2 to 2.3.1
- [Release notes](https://github.com/spglib/spglib/releases)
- [Changelog](https://github.com/spglib/spglib/blob/develop/ChangeLog.md)
- [Commits](spglib/spglib@v2.0.2...v2.3.1)

---
updated-dependencies:
- dependency-name: spglib
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-packages
...

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

pyproject.toml

@@ -22,7 +22,7 @@ dependencies = [
     "matplotlib>=3.5.2",
     "numpy>=1.21.0",
     "pymatgen>=2023.11.12",  # limiting factor: POTCAR_STATS_PATH available from pymatgen.io.vasp.inputs
-    "spglib==2.0.2",  # dependent of pymatgen, but explicitly set to 2.0.2 here to avoid unnecessary warnings
+    "spglib==2.3.1",  # dependent of pymatgen, but explicitly set to 2.0.2 here to avoid unnecessary warnings
     # see https://github.com/spglib/spglib/issues/338; remove this limit when issue resolved
     "pymatgen-analysis-defects>=2023.8.22",
     "shakenbreak>=3.3.1",