By Ben Pickman Chicago defeated Phoenix 3–1 in last year’s Finals to claim the franchise’s first-ever championship. The Sky re-signed guard Allie Quigley, the team confirmed on Thursday. Quigley, a three-time All-Star and Chicago’s all-time leading scorer, is returning on a one-year deal, according to Just Women’s Sports’ Rachel Galligan. The Sky announced Thursday that it also re-signed Quigley’s wife and longtime WNBA teammate Courtney Vandersloot. Vandersloot’s one-year dealhad previously been reported. “We are incredibly happy to announce the signatures of Allie and Sloot—we don’t take the…