Children’s nurses in Hull are asking kind-hearted donors to swap chocolate eggs for arts and crafts this Easter in a special charity appeal. Every year, the children’s wards at Hull Royal Infirmary would normally be inundated with offers of chocolate treats for youngsters spending time in hospital. But now Helen Lyon, junior sister on Ward 130, is among those asking kind-hearted donors to support the hospital’s WISHH Charity with a financial donation instead of Easter…