Bump custodian from 2024.3.12 to 2024.4.18

Bumps [custodian](https://github.com/materialsproject/custodian) from 2024.3.12 to 2024.4.18.
- [Release notes](https://github.com/materialsproject/custodian/releases)
- [Changelog](https://github.com/materialsproject/custodian/blob/master/docs/changelog.md)
- [Commits](materialsproject/custodian@v2024.3.12...v2024.4.18)

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

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

requirements/requirements.txt

@@ -1,5 +1,5 @@
 pymatgen==2024.4.13
-custodian==2024.3.12
+custodian==2024.4.18
 jobflow==0.1.17
 emmet-core==0.82.2
 turbomoleio==1.4.0