From here on out, he shall be addressed as Sir Steve McQueen in the United Kingdom. The Oscar, BAFTA , Golden Globe and Turner Prize-winning “12 Years A Slave” director officially received his knighthood on Tuesday. During an investiture ceremony at Windsor Castle in England, McQueen was knighted by Princess Anne for his services to art and film. Queen Elizabeth’s daughter, Anne, also known as Princess Royal, bestowed the honor in her absence. The Buckingham Palace shared a photo from the ceremony through its official Royal Family Twitter and Instagram accounts with the Queen’s message, saying…