Fix the file name when download a resource.

package-lock.json

 {
   "name": "webapp",
-  "version": "2.4.0",
+  "version": "2.5.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

src/app/dataset-detail/components/dataset-downloads/resource-custom-download/resource-custom-download.component.ts

@@ -33,7 +33,7 @@ export class ResourceCustomDownloadableComponent implements OnInit {
   }
 
   saveFile(format: Format) {
-    saveAs(this.getQueryableUrl(format), `${this.resource.name}.${format.fileExtension}`);
+    saveAs(this.getQueryableUrl(format), `${this.resource.metadataLink.name}.${format.fileExtension}`);
     this._notificationService.notify(
       {
         type: 'success',