CINCINNATI — Just another great day at Great American Ball Park for the Padres. Another big inning, another victory over the major leagues’ worst team. It was a fine three-day stay in Ohio for the Padres, who used a four-run sixth inning to beat the Reds 7-5 on Thursday afternoon and complete a sweep of the six-game season series. It was the first sweep of a season series of six games or more for the Padres since they went 6-0 against the Pirates in 2010. Manny Machado was 4-for-5 and drove in a run, Eric Hosmer had his major league-leading 10th multi-hit game, and Ha-seong Kim was 3-for-4 wit…