The Toronto International Film Festival will honor composer Hildur Guðnadóttir and writer-director Sally El Hosaini at this year’s TIFF Tribute Awards. Guðnadóttir, who has received a BAFTA, Grammy and Emmy award for her score for HBO’s “Chernobyl” along with an Oscar for “Joker,” will receive TIFF’s Variety Artisan Award, the festival said Thursday.