The emotional core of “Forgotten Island,” the latest film from “Puss in Boots: The Last Wish” writer/directors Januel Mercado and Joel Crawford, is as poignant and moving as anything I’ve seen on film this year. Trapped on the mysterious island of Nakali, best friends Raissa (Liza Soberano) and Jo (H.E.R.), who are both temporarily suffering from 24-hour amnesia,…
