The Yankees’ bullpen gets reinforcement as the club brings Castro back from injury with Chi Chi González cut loose. As the Yankees prepare for their final series of the regular season in Texas today, they received some reinforcement in the form of a long-injured reliever. The club announced this afternoon that they are activating Miguel Castro. In a corresponding move, spot starter Chi Chi González has been DFA’d. For Castro, his next appearance will mark the first time he’s taken the mound for New York since July 10th. He’s been on the 60-day injured list since with a right shoulder…