add missing elements to graphQL

src/app/bestand/bestand.component.ts

@@ -27,8 +27,11 @@ export class BestandComponent implements OnInit {
     this.querySubscription = this.apollo.watchQuery<any>({
       query: gql`query {
           products {
-              id
-              name
+              id,
+              manufacturer,
+              name,
+              amount,
+              position
           }
       }`
     })