Ali Wong has officially pulled the plug on her nearly decade-long marriage withJustin Hakuta. Documents obtained by RadarOnline.com show the comedian, 41, filed for divorce on Friday — just days before Christmas. Wong is demanding joint custody of their two daughters: Mari, 8, and Nikki, 5. The divorce documents filed in Los Angeles court revealed their date of separation as April 10, 2022. Wong and Hakuta’s split seems to be amicable — at least for now. In the legal paperwork, the Beef actress informed the court that she and her soon-to-be ex-husband “are in mediation and intend to resolve al…