I think I animated skeletons only once before patch 3. I think they came with bows.
Now they do not. Do I need to tive them something? At least I could not pick up blue short bow. I did not happen to have regular ones�
Edit: I guess it�s official. This is new bug
https://www.reddit.com/r/BaldursGate3/comments/16phrwl/animate_dead_not_working_after_patch/