Elizabeth Debicki says starring in ‘MaXXXine’ was a “medical palate cleanser” following her portrayal of Princess Diana in ‘The Crown’. The 33-year-old actress plays Elizabeth Bender in the third film in Ti West’s ‘X’ horror series and admits that the role provided a refreshing contrast to her part as the tragic royal in the popular Netflix series. Elizabeth told Forbes: “I shot this quite soon after ‘The Crown’ and I found it to be a very medical palate cleanser.” The ‘Night Manager’ actress explained the 1980s set film had one of the most impressive scripts that she has ever read and reveale…