3.11 compatibility issue

[zamyers]

https://github.com/sgherbst/msdsl/blob/e38d5ecdb88b3574bda62f22a4f91ce3e4173d12/msdsl/model.py#L1C46-L1C46

Iterable moved from collections to collectrions.abc (I believe in python 3.10).

I fixed this locally on my end through a fork but making note of the compatibility issue.