Shota Imanaga had a quality start without figuring in a decision and Seiya Suzuki hit an RBI triple as the Chicago Cubs beat the San Francisco Giants 5-3 after 10 innings Thursday, ending their four-game skid. Imanaga allowed all his three runs in the sixth inning that tied the game at Oracle Park, where he otherwise had a solid 93-pitch effort, giving up five hits and two walks. The rookie lefty bounced back from his disastrous last outing on Friday when he got pounded for 10 runs over three-plus innings against the New York Mets. “I keenly felt in the last game that this isn’t an easy world …