Agents from the U.S. Department of Homeland Security descended on a midtown Manhattan hotel where Sean “Diddy” Combs had relocated to — and braced himself to be arrested, sources said. The music icon and entrepreneur was taken into custody at his luxury digs and taken to a nearby FBI field office. The authorities also conducted searches of the 54-year-old’s hotel room as part of the operation. The arrest appears to be linked to the broader criminal investigation that previously led to search warrants being executed at Combs’ residences. While the exact nature of the charges have yet to be full…