Default `generate_force_convergence_fn(include_cell_forces: bool)` to `True` to match ASE

[janosh]

the new include_cell_forces keyword of generate_force_convergence_fn added in #203 defaults to False (which is the original behavior) but should be changed to True to match ASE.

https://github.com/Radical-AI/torch-sim/blob/2e4a40821a99355b0bfedeb2b2398738baed3743/torch_sim/runners.py#L287-L292