By Olivia Wheeler The Traitors fans are convinced they’ve spotted Ash’s “revenge” in a cryptic clue during her exit after a massive show betrayal. The hit BBC series has brought all the drama this week, with a banishment, a dungeon twist and then another heated roundtable led by host Claudia Winkleman, where a banished contestant must declare whether they are a Traitor or a Faithful. On Wednesday’s episode, just hours after escaping the previous banishment, Ash’s long day in the castle dungeon ended on an even worse note than she’d imagined. She once again found herself being accused of being …