With less than a week to go before the Republican Party of Florida’s “Sunshine State Showdown,” gubernatorial candidate Byron Donalds is again dismissing the prospects of opponents clamoring to debate him. Asked if he thought Lt. Gov. Jay Collins and former House Speaker Paul Renner were viable, Donalds flatly said no. “Viability is just not having a title. Viability is having support of the voters of Florida,” the Naples Congressman said on “Th…