The full length trailer for “Back to Black,” the long-awaited Amy Winehouse biopic, has officially dropped. Directed by Sam Taylor-Johnson, the trailer opens with a voice-over from “Industry” star Marisa Abela, who portrays the late British singer. “I want people to hear my voice and just forget their troubles for five minutes,” she says in the style of Winehouse’s husky London accent. The film, hitting theaters May 17, takes audiences through “the life behind the lyrics” of Winehouse, from adolescence to adulthood, culminating in the creation of her second and final studio album, 2006’s “Back…