That would be fine if the price with the charger was the same, not without it.The trouble with not charging extra for the charger is that it would negate the intended benefit of them being removed in the first place, which is to reduce the environmental impact. Users won’t hesitate the take the box with the included charger regardless of whether they needed one or not. It has to be financially disadvantageous to get the charger.
It also has the side benefit of increasing Apple’s profits.