No, it’s not. The complaint is linked in the article, here is the first sentence:

For several years, Starbucks has subsidized its operations with significant customer cash inflows generated at least in part by using unfair and deceptive practices to manipulate its 33-million rewards program members into paying in advance for their purchase.

It goes on to describe dark patterns manipulating consumers into spending more than they would otherwise. You are describing one of the motivations for Starbucks to do so.