Please read the article. They did not add it to any of their own phones, however, given that the operating system is used on dozens of phones, like any other good software developer, they are providing support for the display.
Fair enough but the principle remains: why would any iPhone user want to use an Android device that has the same cutout? If I'm jumping from Apple to go anywhere else, I sure as heck do NOT want that notch as part of the deal.