Margaret Qualley’s older sister Rainey pleaded with the court to appoint her guardian of a young girl she met while filming a movie — but the girl’s mother demanded she be shut down. According to court documents obtained by RadarOnline.com, Rainey and filmmaker Anthony John Wilson filed a petition to be named guardians of a young girl named Wyoming. They listed Wyoming’s date of birth as September 19, 2023. In the filing, Rainey and Anthony said they met Wyoming and her mother while filming a documentary on train hopping. The two said they started caring for the child for “long periods” whil…