NEW YORK — After weeks of waiting, the Jets’ starting quarterback has returned. On Wednesday, Jets coach Robert Saleh told reporters that Zach Wilson has been cleared by his doctors and is expected to start Sunday against the Pittsburgh Steelers, barring any setbacks in practice. He will practice fully Wednesday for the first time since training camp. Wilson suffered a meniscus and bone bruise injury during the Jets’ preseason opener against the Philadelphia Eagles on Aug. 12. Wilson had surgery to trim his meniscus four days later as Joe Flacco has been starting in his place. The Jets offense…