NEW YORK — Ethan Hawke is over the moon to be part of a Marvel series unlike any other. The four-time Oscar nominee says he enjoyed bringing a “mystical” and “transcendental vibe” to the superhero franchise with the new show “Moon Knight,” portraying a villainous cult leader who wants to purge the world of sinners. “It’s not connected to the Avengers,” Hawke told the Daily News. “It’s not one that people know much about, so we had a long leash, and we had a lot of freedom to carve our own path and to create a new legend, a new myth.” Hawke stars in the series, which debuted Wednesday on Disney…