Blender Git Commit Log

Nodes: fix crash after undo after recent multi-input-socket changes

The issue is that the `last_node_hovered_while_dragging_a_link` pointer is invalidated on undo.
The pointer does not have to be on the space runtime data, because it only needs to exist
as long as the operator is running.

Differential Revision: https://developer.blender.org/D10726