dict_to_array (in multi-head-finetune) does not ensure E0s are in correct order

[bernstei]

The multi-head-finetune branch does not fix the order of the E0s in the situation where the E0s dict does not contain sub-dicts for each "theory"

mace/mace/tools/scripts_utils.py

Line 231 in f552d6c

return np.array(list(data.values()))

Probably want something like

ordered_keys = sorted([int(k) for k in data.keys()])
return np.array([data[k] for k in ordered_keys])