Can you blame her for looking so happy? Just hours after a judge dismissed Justin Baldoni’s $400 million defamation and extortion lawsuit against her and her husband, Ryan Reynolds, Blake Lively flashed a big smile for photogs at the 18th Annual Tribeca Artists Dinner in NYC on June 9. In January, Justin, 41, filed a suit alleging that the couple sought to “destroy” him and his career, after hijacking his film, It Ends With Us. The Another Simple Favor star, 37, took to Instagram to comment on the decision, writing, “Like so many others, I’ve felt the pain of a retaliatory lawsuit, including the manufactured shame that tries to break us. While the suit against me was defeated, so many don’t have the resources to fight back.” She added that…