Sean Kingston’s mansion in Florida was raided by cops on Thursday, RadarOnline.com has learned. Law enforcement sources said the performer is a “target” in an ongoing criminal investigation while revealing that his mother, Janice Turner, was arrested and is now allegedly facing fraud and theft charges. The Beautiful Girls singer was not home when a slew of Broward Sheriff’s Office deputies, including SWAT team members, showed up in multiple vehicles. More than a dozen cops were seen in aerial images of his sprawling Southwest Ranches residence. “People love negative energy! I am good and so is…