He’s coming home. Sean “Diddy” Combs will host this year’s Billboard Music Awards in Las Vegas next month — 25 years after he took home his first Billboard honor. “This will be unlike any awards show — I’m bringing the love and setting the frequency at an all-time high,” the Harlem-born “Coming Home” rapper, 52, said in a statement Friday. He’ll also serve as executive producer of the show. “The Billboard Music Awards truly represent the artists and where music is today, so I’m excited to curate the biggest live performances and surprises,” he continued. In 1997, Diddy’s multi-platinum album, …