Princess Eugenie’s presence at a Royal Family gathering is in doubt following the release of a new photo. The Princess of York, 34, took to social media with a summer holiday photograph over the weekend with her sons August, three, and Ernest, one. Eugenie was facing away from the camera whilst holding her two sons and walking along a bridge at a sandy beach. The photograph, accompanied by a simple blue heart emoji, was believed to have been taken by Eugenie’s husband, Jack Brooksbank. Although it is not known where the picture was taken, Eugenie and Jack currently split their time between the…