AVONDALE, La.—Wyndham Clark and Beau Hossler shot a 5–under 67 in alternate-shot play on Friday to maintain a one-shot lead through the second round of the Zurich Classic. Defending champions Patrick Cantlay and Xander Schauffele made the biggest move of the day, rocketing up the leaderboard with a 9-under 63—the best score of the round…