Cheetos has become an edible meme and a full-on phenomenon, ubiquitous from grocery stores to tween lunch boxes to TikTok videos. Now, it's about to receive its own layer of magic dust from Hollywood. Eva Longoria's feature directorial debut, Flamin’ Hot, tells the story of Richard Montañez, a former PepsiCo executive who worked his way up from a Frito-Lay factory janitor to a leading figure in the company’s marketing department, who claims he came up with the idea for Flamin’ Hot…