Kate Aurthur editorFood Network is cutting down the number of episodes for the upcoming fourth season of its holiday series “Christmas Cookie Challenge,” because of a crew member tested positive for COVID-19 this week, Variety has learned. The season will be six episodes long instead of its usual eight.Sonic Dog, the producers of the show, offered Variety a statement (posted in full below), saying, “At episode 6, unfortunately, an employee tested positive; after contact tracing, the producers