“Golden Bachelor” stars Gerry Turner and Theresa Nist are divorcing just three months after their televised “Golden wedding” on Jan. 4. The pair appeared, holding hands, in a joint interview on “Good Morning America” Friday to share the news. “Theresa and I have had a number of heart-to-heart conversations, and we’ve looked closely at our situation, our living situation and so forth, and we’ve kind of come to the conclusion mutually that it’s probably time for us to dissolve our marriage,” said Turner, 74. “We just feel like it’s best for the happiness of each of us to live apart,” he said. “I…