TWO YEARS AGO, Khalid Robinson was an unknown 18-year-old in El Paso, Texas. Today, he’s a pop phenomenon, thanks to his excellent 2017 debut, American Teen, a snapshot of adolescent heartache and longing that recently went double-platinum. The past two years have included five Grammy nominations, encounters with heroes like Alicia Keys (“She said that she loved my mind”) and the heartbreaking death of a beloved dog, Roxy. Through it all, music kept pouring out of him — an EP, several high-profile guest spots, a track with Elton John, and now, a new full-length due early this year. “I’ve written these songs all over the world — in hotel rooms, tour buses, backstage,” he says. The not-yet-titled album will likely take after Khalid’s 2018 EP, Suncity, mixing pop, soul…