Michael Shannon married photographer Christy Bush years after quietly divorcing his first wife, Kate Arrington, Page Six can exclusively reveal. The actor, 52, and Bush, 55, tied the knot in Athens, Georgia, earlier this month after obtaining a marriage license on July 27, we can confirm. The license has been returned to county court and is awaiting a judge’s signature. We’re told the wedding took place in Bush’s hometown and that “famous friends and industry people” attended. Reps for the pair did not immediately respond to Page Six’s requests for comment. It’s unclear when the “Shape of Water” star and the “Familiar: 30 Years of…