“Frozen” fans are charting into the unknown with a record-setting sequel.Downloads for “Frozen II” were the second highest of any movie, falling only behind “Avengers: Endgame,” according to the U.K.-based website officialcharts.com.In just one week, “Frozen II” had over 218,000 downloads, whereas “Avengers” had over 335,000 downloads in August 2019, according to the chart. Disney made the animated hit available on its streaming service, which