He’s serving time and turkey. Convicted sex fiend Sean “Diddy” Combs sucked up to his fellow inmates by helping finance a Thanksgiving meal that served 1,000 convicts. The disgraced hip hop mogul, 56, was sentenced in October to four years and two months in prison and fined $500,000 on charges of transporting people across state lines for sex. He is held at the low-security FCI Fort Dix in New Jersey. Combs — whose idea of a good time outside of prison was hosting degrading sex parties dubbed “