Mahershala Ali is making moves under his first-look deal at HBO, as the two-time Oscar winner and True Detective star is set to play legendary boxer Jack Johnson in a limited series titled Unruly that Ali will executive produce with Tom Hanks and documentary filmmaker Ken Burns. Unruly is described as an unapologetically Black, no-holds-barred telling of Jack Johnson, the so-called Galveston Giant who rose to greatness and became the world’s first Black heavyweight champ (1908–1915) at the height of the Jim Crow era. Tony-nominated scribe Dominique Morisseau will write the six-…