Bump pyiron-atomistics from 0.4.4 to 0.4.6

Bumps [pyiron-atomistics](https://github.com/pyiron/pyiron_atomistics) from 0.4.4 to 0.4.6.
- [Release notes](https://github.com/pyiron/pyiron_atomistics/releases)
- [Changelog](https://github.com/pyiron/pyiron_atomistics/blob/main/CHANGELOG.md)
- [Commits](pyiron/pyiron_atomistics@pyiron_atomistics-0.4.4...pyiron_atomistics-0.4.6)

---
updated-dependencies:
- dependency-name: pyiron-atomistics
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

setup.py

@@ -42,7 +42,7 @@
             'atomistics==0.1.20',
             'numpy==1.26.3',
             'phonopy==2.21.0',
-            'pyiron_atomistics==0.4.4',
+            'pyiron_atomistics==0.4.6',
         ],
     },
     cmdclass=versioneer.get_cmdclass(),