SPOILER ALERT: This story contains details of the August 5 episode of The Affair. The Affair star Ruth Wilson is revealing more details about her thoughts on her character Alison’s storyline, in what turned out to be her final episode and one that shocked viewers earlier this month. In an interview with Vulture on Friday, Wilson said she had no say about how her character left the show, and if she had, it would have turned out differently. "No, I had no say over how the…