Hayden Christensen thought he’d taken his final breaths as Darth Vader. The actor, who depicted Anakin Skywalker’s transformation to the villainous Vader in the “Star Wars” prequel movies, never expected to return to a galaxy far, far away — before reprising the role more than 15 years later in the new “Obi-Wan Kenobi” series. “I really thought that was kind of the end of my journey,” Christensen told the Daily News. “I had an amazing experience working on the prequels and was so fortunate to get to be a part of those films, but when we finished, I thought that was it, so coming back was quite…
