Bump phonopy from 2.27.0 to 2.28.0

Bumps [phonopy](https://github.com/phonopy/phonopy) from 2.27.0 to 2.28.0.
- [Changelog](https://github.com/phonopy/phonopy/blob/develop/doc/changelog.md)
- [Commits](phonopy/phonopy@v2.27.0...v2.28.0)

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

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

Author: dependabot[bot]

pyproject.toml

@@ -105,7 +105,7 @@ strict = [
     "numpy",
     "openmm-mdanalysis-reporter==0.1.0",
     "openmm==8.1.1",
-    "phonopy==2.27.0",
+    "phonopy==2.28.0",
     "pydantic-settings==2.5.2",
     "pydantic==2.9.2",
     "pymatgen-analysis-defects==2024.7.19",