Rusney Castillo will be in the starting lineup more often, but it won’t be with the big league club. Red Sox manager John Farrell announced after Wednesday’s 4-2 win over the Baltimore Orioles that the team optioned the outfielder to Triple-A Pawtucket. With Brock Holt winning the starting left field job, and Chris Young providing his bat for left-handed pitchers, Castillo was getting left out of the lineup. “We need to get him out and get him going,” Farrell said. “We needed to get some at-bats to get him playing every day.