Today is Prince Andrew’s 64th birthday, but there have been no public well-wishes from the Royal Family as the King continues to keep him “at arm’s length.” The Duke of York was pictured horse riding in Windsor, wearing maroon jumper. He was snapped getting behind the wheel of his green Range Rover, with separate images showing him out riding on the estate. After the Prince appeared on numerous court documents identifying associates of sex offender Jeffrey Epstein, the prince has kept himself out of public view at his Royal Lodge. Following the release of the documents, any questions about bri…