By Catarina Demony LISBON (Reuters) – Portuguese prosecutors said on Thursday a man had been formally identified as a suspect in the disappearance of British toddler Madeleine McCann 15 years ago. It is the first time Portuguese prosecutors have identified an official suspect in the case since Kate and Gerry McCann, Madeleine’s parents, were named suspects in 2007. They were later cleared. Madeleine disappeared from her bedroom on May 3, 2007 during a family holiday in the Algarve region while her parents were dining with friends nearby in the resort of Praia da Luz. Prosecutors in Faro, Algar…