fix: use 'Cluster ID' alias for method name

src/app.service.ts

@@ -88,7 +88,7 @@ export class AppService {
       attributes: [
         {attribute: 'CNTR_CODE', label: 'Country'},
         {attribute: 'NUTS_NAME', label: 'Name'},
-        {attribute: this.adjusterService.method /*, label: 'Cluster ID'*/},
+        {attribute: this.adjusterService.method, label: 'Cluster ID'},
         {
           attribute: 'NUTS_ID',
           label: 'Detailed report',