By Carlos Osorio TORONTO (Reuters) -Six people, including the suspect, died and one person was wounded in a shooting at a high-rise condominium building near Toronto on Sunday when a 73-year-old gunman is alleged to have killed his neighbors before being shot dead by police. Police said three of the victims were members of the condominium’s board. The suspect, Francesco Villi, had been involved in ongoing litigation with the board, according to Canadian media, citing court documents. Police received a call about an active shooter in the Ontario city of Vaughan, a Toronto suburb, at about 7:20 …