LOS ANGELES -- Arnold Schwarzenegger says he is feeling “fantastic” after his recent heart surgery.The 73-year-old “Terminator” actor and former California governor said on social media Friday that he had a new aortic valve implanted in his heart. He posted a photo of himself with a thumbs up from his hospital bed.“Thanks to the team at the Cleveland Clinic, I have a new aortic valve to go along with my new pulmonary valve from my last surgery,” he wrote.