Test with Py3.13

[pgleeson]

Currently issues with installing HDF5 and "TypeError: cannot inherit frozen dataclass from a non-frozen one"...

https://github.com/ModECI/modelspec/actions?query=branch%3Atest_py313

[pgleeson]

Still failing: https://github.com/ModECI/modelspec/actions/runs/13550497944/job/37873452781, problem with onnx