Amanda Seyfried and Thomas Sadoski are splitting after nine years of marriage. They confirmed the news in a statement to People Tuesday. “We have been separated for a while, and it’s proven to be the right move for us and our family unit. We’ve got each other forever — and it’s GOOD,” they shared. Page Six has reached out to their reps for comment. Seyfried, 40, and Sadoski, 50, got married in March 2017. They share two children together — daughter Nina, 9, and son Thomas, 5. Sadoski revealed that they eloped during his appearance on “The Late Late Show” with James Corden in 2017, noting, “We just took off into the country with an…