The Golden Boy promoter says the sides are simply revising a few minor details in the contract but fully expects to make it official shortly. No, we still don’t have an “official” announcement of a prizefight between Gervonta Davis and Ryan Garcia just yet, but all signs continue to point in that direction as Golden Boy promoter Oscar De La Hoya — the one who had been threatening to move on from the fight — says there should be a formal announcement soon. De La Hoya tells Marcos Villegas of Fight Hub TV that both sides are now just hammering…