John Hopewell Chief International CorrespondentBrazilian Gregorio Graziosi’s “Tinnitus” is co-written by Andrés Julian Vera and Marco Dutra, a Locarno best director winner for “Good Manners”; its DP is Rui Poças, whose credits include Lucrecia Martel’s “Zama” and upcoming “Tabu.”Its score is from David Boulter, who played keyboard on Claire Denis’ “Bastards,” collaborated on the score of her “High Life.”Such credentials will make, almost inevitably, for one of the most polished of entries at