By Danielle Broadway and Lisa Richwine LOS ANGELES (Reuters) -Members of the SAG-AFTRA actors union approved a three-year contract with major studios on Tuesday, formally ending six months of Hollywood labor disputes that halted film and television production. SAG-AFTRA said 78% of those who voted supported the deal with Netflix Inc, Walt Disney Co and other members of the Alliance of Motion Picture and Television Producers (AMPTP). Just 38% of eligible SAG-AFTRA members cast a ballot, the union said in a statement on X, formerly known as Twitter. SAG-AFTRA represents roughly 160,000 actors an…