Sean ‘Diddy’ Combs intends to testify during his upcoming trial. The 54-year-old rap star is currently awaiting trial on federal sex crime charges, and Marc Agnifilo, his attorney, has confirmed that the hip-hop mogul plans to testify during the hearing. In a clip from the TMZ documentary ‘The Downfall of Diddy: The Indictment’, Agnifilo said: “I don’t know that I could keep him off the stand. I think he is very eager to tell his story.” Combs recently pleaded not guilty to charges of sex trafficking, racketeering and transportation to engage in prostitution. Agnifilo has also suggested that h…