Bump pymatgen from 2024.7.18 to 2024.8.9 (#903)

Bumps [pymatgen](https://github.com/materialsproject/pymatgen) from 2024.7.18 to 2024.8.9.
- [Release notes](https://github.com/materialsproject/pymatgen/releases)
- [Changelog](https://github.com/materialsproject/pymatgen/blob/master/docs/CHANGES.md)
- [Commits](materialsproject/pymatgen@v2024.7.18...v2024.8.9)

---
updated-dependencies:
- dependency-name: pymatgen
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -1,4 +1,4 @@
-pymatgen==2024.7.18
+pymatgen==2024.8.9
 scipy==1.14.1
 monty==2024.7.30
 matplotlib==3.9.2