Added @debug flag to movies query

Author: Aklakan

docs/demos/movies/index.html

@@ -145,7 +145,7 @@ <h1 style="display: inline; margin-right: 20px;">Wikidata Movie Browser</h1>
         // const GRAPHQL_URL = 'http://localhost:8642/graphql';
 
         queryTemplate = `
-query movies
+query movies @debug
   @prefix(map: {
     rdfs: "http://www.w3.org/2000/01/rdf-schema#",
     xsd: "http://www.w3.org/2001/XMLSchema#",