Publication fix delete publication when there is only one element

src/app/shared/publication/view-publications/view-publications.page.ts

@@ -113,7 +113,8 @@ export class ViewPublicationsPage implements OnInit {
     (error)=>{
       if(error.status == '404') {
         this.error = 'Sem publicações disponíveis!';
-        // this.publicationList = null;
+        this.publicationList= [];
+        this.publicationListStorage.add(folderId, this.publicationList)
       }
 
       this.showLoader = false;