“Kevin Gates will say anything as long as it’s true. It's only in the interest of self-preservation that he’s sometimes got a filter. In 2014, on his Luca Brasi 2 mixtape, Gates devoted an entire song to some familiar gangsta advice: “I don’t talk on phones,” he chanted on the hook, rattling off his justifiably paranoid reasons. With the standout single from his debut album, “2 Phones,” Gates has e”