Feature request: pass a list of GPU ids

[erwincoumans]

Currently, for multi-GPU it looks like MimicKit hard-codes [cuda:0 .. num_gpu). It would be nice to explicitly pass specific GPU ids (say cuda:1, cuda:3).
Similar to mjlab:

uv run train Mjlab-Velocity-Flat-Unitree-G1 --gpu-ids 1 3 

[xbpeng]

Thanks for the great suggestion! This has been added here:
4a93914