Update pydantic-core requirement from <=2.23.4 to <=2.40.1

Updates the requirements on [pydantic-core](https://github.com/pydantic/pydantic-core) to permit the latest version.
- [Release notes](https://github.com/pydantic/pydantic-core/releases)
- [Commits](pydantic/pydantic-core@v0.1.0...v2.40.1)

---
updated-dependencies:
- dependency-name: pydantic-core
  dependency-version: 2.40.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pyproject.toml

@@ -34,7 +34,7 @@ dependencies = [
     "monty>=2024.10.21",
     "mp-api==0.41.2",
     "numpy>=1.26.4",
-    "pydantic-core<=2.23.4",
+    "pydantic-core<=2.40.1",
     "pydantic<=2.9.2",
     "pymatgen>=2024.3.1",
     "tqdm>=4.67.0",