update example to use weather api

.wundergraph/operations/Weather.graphql

@@ -1,9 +1,10 @@
 query ($city: String!) {
     weather_getCityByName(name: $city config: {units: metric}) {
-        coordinates: coord {
+# remove the comments to add the coordinates to the query
-            lat
+#        coordinates: coord {
-            lon
+#            lat
-        }
+#            lon
+#        }
         country
         weather {
             temperature {