The documentary “Dahomey” by French-born director Mati Diop about the return of looted African art has won the Golden Bear, the top prize as best film of the Berlin film festival Berlinale, the jury announced Saturday evening in the German capital. In her documentary, Diop, who has Senegalese roots, accompanies 26 statues on their journey from France to their country of origin, today’s Benin. The experimental documentary film captivates with poetic passages – for example, one of the looted treasures speaks off-screen several times. German director Matthias Glasner received a Silver Bear for th…