Bump numpy from 1.26.3 to 1.26.4

Bumps [numpy](https://github.com/numpy/numpy) from 1.26.3 to 1.26.4.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/RELEASE_WALKTHROUGH.rst)
- [Commits](numpy/numpy@v1.26.3...v1.26.4)

---
updated-dependencies:
- dependency-name: numpy
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

tests/requirements.txt

@@ -1,3 +1,3 @@
 https://gitlab.com/ase/ase/-/archive/master/ase-master.zip
-numpy==1.26.3
+numpy==1.26.4
 pymatgen==2024.3.1