By TOM SHANAHAN College football watch lists for post-season awards weren’t part of preseason news cycle when Army’s Doc Blanchard and Glenn Davis swept the Heisman Trophy in 1945 and 1946 and Pete Dawkins won it in 1958. But if they had been, the 2022 Black Knights, who opened preseason camp Wednesday, are rivaling those years gone by seasons for preseason recognition. Three seniors and a junior have gained national attention after posting last year's 9-4 record that…