(credit: Kristin Hoebermann) The Festival d’Aix-En-Provence has announced a cast change for its concert performance of Meyerbeer’s “Le Prophète.” The company said that Elizabeth DeShong will sing the role of Fidès replacing Anita Rachvelishvili, who was originally announced. DeShong performs regularly at the Metropolitan Opera, San Francisco Opera, Dallas Opera, and Royal Opera House. She has also performed with the {…}