Update matgl req.

Author: shyuep

pyproject.toml

@@ -92,7 +92,7 @@ ase = ["ase>=3.23.0"]
 ci = ["pytest-cov>=4", "pytest-split>=0.8", "pytest>=8", "pymatgen[symmetry]"]
 docs = ["invoke", "sphinx", "sphinx_markdown_builder", "sphinx_rtd_theme"]
 electronic_structure = ["fdint>=2.0.2"]
-mlp = ["chgnet>=0.3.8", "matgl>=1.2.0"]
+mlp = ["chgnet>=0.3.8", "matgl>=1.2.1"]
 numba = ["numba>=0.55"]
 numpy-v1 = ["numpy>=1.25.0,<2"] # Test NP1 on Windows (quite buggy ATM)
 zeopp = ["pyzeo"]  # Note: requires voro++ and zeo++ to be installed as binaries