Peter Debruge Chief Film CriticThree weeks after a spike in coronavirus cases forced the Telluride Film Festival team to cancel its 2020 event, organizers have announced the lineup that would have been.“The Show,” as the festival refers to its annual feature program, planned to include “Ammonite,” a love story co-starring Kate Winslet and Saoirse Ronan; “The Rider” director Chloé Zhao’s “Nomadland”; contemporary Western “Concrete Cowboy” with Idris Elba; and Roger Michell’s heist movie “The