I still don’t think it is. These things happen in sprints. I don’t think Bouhanni intentionally moved to take Stewart into the barriers, and can’t see how the UCI can prove intent.
I do wonder if it had been someone else if the UCI would have done the same?
UCI open a case against Bouhanni:
https://www.uci.org/amp/uci-statement-concerning-nacer-bouhanni/SGhmVFN0Wm9tZXVQSUc3bHF4NEVUcDk2SEFFPQ2