graphql/geojson demo: Added @debug annotation to queries

Author: Aklakan

docs/demos/leaflet-graphql/index.html

@@ -112,7 +112,7 @@ <h3>Edit GraphQL Query</h3>
 const GRAPHQL_URL = 'https://rpt.demo.aksw.org/graphql';
 
 const simpleQuery = `
-query countries
+query countries @debug
   @prefix(map: {
     rdfs: "http://www.w3.org/2000/01/rdf-schema#",
     geo: "http://www.opengis.net/ont/geosparql#",
@@ -140,7 +140,7 @@ <h3>Edit GraphQL Query</h3>
 `;
 
 const complexQuery = `
-query countries
+query countries @debug
     @prefix(map: {
       rdfs: "http://www.w3.org/2000/01/rdf-schema#",
       geo: "http://www.opengis.net/ont/geosparql#",