The Supreme Court has refused to hear Apple’s appeal in its e-book price fixing case, Bloomberg reports. That final ruling ends a years-long battle over whether the company conspired with five publishers to increase e-book prices, and leaves Apple on the hook for the previously determined $450 million settlement to resolve U.S. state and consumer claims from the case. Last month the 2nd U.S. Circuit Court of Appeals in New York upheld the $450…