Dark Phoenix officially holds the lowest opening of the 19-year, 12-film X-Men franchise. The film, written and directed by Simon Kinberg, rose from the ashes this weekend to just $33 million, significantly behind the opening numbers for 2013's The Wolverine ($53 million) and the original Bryan Singer-directed X-Men ($54 million). The other film Dark Phoenix failed to catch? The Secret Life of Pets 2, which opened this weekend at number 1 with $47 million, just a bit better than estimates. Dark Phoenix stars Game of Thrones alum Sophie Turner as Jean Grey in an …