After two weeks of racing up the digital originals chart, “Narcos: Mexico” dislodged “The Chilling Adventures of Sabrina” to claim the top chart position the week that ended Dec. 1, according to our data. “Sabrina” dropped 8% to 34.3 million average daily Demand Expressions, pushing the dark teen witch series down a notch to No. 2 on the digital originals chart after five weeks at No. 1. “Stranger Things” held down the No. 3 spot despite a 12.4% drop in demand, while “Marvel’s Daredevil” repeated at No. 4, despite word that Netflix is cancelling the series after three seasons.