From Dollywood to Dannywood? After Dolly Parton’s longtime manager, Danny Nozell, filed a lawsuit against her nephew, alleging he tried to extort money and made deadly threats, insiders tell Page Six they fear that Nozell may have ulterior motives for the court action. “He wants the family out of the picture, and wants to turn her house into Graceland,” a source alleged to Page Six. The insider said that Nozell and Parton made a good business team, but she was the moral compass. “Danny doesn’t have the heart that Dolly did,” they added. Nozell’s bombshell lawsuit after Parton’s nephew and longtime head of security, Bryan Seaver, lifted the…