Jose Altuve will be the Astros’ designated hitter Saturday and shortstop Ronny Cedeno has been bumped up to the No. 2 spot as the strikeout-prone Astros attempt to improve on a .194 team batting average when they host the Oakland Athletics at 6:10 p.m. at Minute Maid Park. The Astros (1-3) have lost three consecutive games. The club has 56 offensive strikeouts through its initial four games and became the first team in MLB history Friday to record at least 13 strikeouts in four consecutive contests at any point during a season. A’s righthander Bartolo Colon, who was just reinstated to the active list, will face Astros righthander Bud Norris [...]