By Luc Olinga The three American automakers are touting their self-driving features. Here’s news that won’t get unanimous support from owners of vehicles that include driver-assistance systems enabling the cars to carry out certain maneuvers by themselves. The Utah Senate, following the local House of Representatives, has passed a law penalizing drivers who are arrested for driving under the influence even with the systems activated. The law is also likely to dissuade some consumers from acquiring one of these systems, which car manufacturers generally offer by subscription. But for regulators…