Bump pymatgen from 2024.6.10 to 2024.7.18

Bumps [pymatgen](https://github.com/materialsproject/pymatgen) from 2024.6.10 to 2024.7.18.
- [Release notes](https://github.com/materialsproject/pymatgen/releases)
- [Changelog](https://github.com/materialsproject/pymatgen/blob/master/docs/CHANGES.md)
- [Commits](materialsproject/pymatgen@v2024.6.10...v2024.7.18)

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

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

tests/requirements.txt

@@ -1,3 +1,3 @@
 ase==3.23.0
 numpy==1.26.4
-pymatgen==2024.6.10
+pymatgen==2024.7.18