QB Battle: A pair of veteran quarterbacks will be leading their teams into battle on Sunday afternoon. Trevor Harris is 3-3 as a starter in the playoffs, while Toronto’s McLeod Bethel-Thompson is 0-1. Harris, 36, has started at least one playoff game in each of the last five seasons. During that stretch, he’s thrown 12 touchdown passes and seven interceptions. He has also averaged 363.5 passing yards per game while completing 76.4 percent of his passes in the postseason. His best performance in an East Division Final game came in 2018 when he was a member of the Ottawa Redblacks.…