You said this like it is a bad thing, which is baffling? Obviously cars should do this. One of the best things about adding self-driving features is we can add features like this (and speed governors) to make cars a lot safer for everyone.
More generally I don’t think overregulation is really a thing. Just because you don’t see the use case for a rule doesn’t mean there isn’t one or it doesn’t serve some purpose. I think the last 40 years of removing rules have shown we are really bad at knowing where the line is.
More so in the modern world if you turn off food and water for a few days you'd start stacking bodies like cord wood. We live in a very fragile state.