The Grand Ole Opry will dedicate its Saturday, Aug. 29, performance to Dolly Parton, honoring the country music icon’s life, legacy and lasting influence on the genre following her death at 80. Parton died Tuesday in Nashville after a brief battle with cancer, according to her representatives. The tribute will take place as the Opry continues its yearlong centennial celebration. Carly Pearce is among the artists scheduled to perform. Pearce has …