Doing that is triggering the enhanced change list that collapses and expands, but I don't think it is CleanChanges. I do see it on my Special:Version though.
Any idea what I am doing wrong?
The new design removed the space between the arrow and the timestamp which was being used to show flags. When a flag is absent it leaves a space so that users can reliably find it at the same spot every time, I suppose they are using a monospace font for this reason. For example:
... .N. ..m ... ..m