Land ho.   Billy Bob Thornton, who is currently starring in the Taylor Sheridan show “Landman,” has addressed rumors that he may be departing the show after Season 2.  Reports of his exit are “AI-generated crap,” Thornton, 70, told USA Today.  The show just finished Season 2 on Jan. 18. Speculation about Thornton’s departure came from a plot point where his character Norris was fired from his job as president of M-Tex Oil by the owner, Cami Miller (Demi Moore). “There’s an AI report that Demi