NEW YORK — Ghislaine Maxwell on Thursday urged a U.S. appeals court to block the release of a deposition on the grounds it could destroy her chance for a fair trial on criminal charges she aided the late financier Jeffrey Epstein’s sexual abuse of girls.Maxwell’s deposition was taken in April 2016 for a now-settled civil defamation lawsuit against the British socialite by Virginia Giuffre, who said Epstein kept her as a “sex slave” with Maxwell’s assistance.In a filing with the 2nd U.S.