This is one loss football coaches Mike Locksley and Pete Shinnick have embraced.Since the end of last season, Maryland’s Locksley and Towson’s Shinnick have shed 90 and 50 pounds, respectively. The 6-foot-3 Locksley, a former safety with the Tigers, now weighs 250 pounds, while the 6-4 Shinnick, a former guard at Colorado, tips the scales…