fix wallet balance graph bug

frontend/src/app/components/custom-dashboard/custom-dashboard.component.ts

@@ -409,7 +409,7 @@ export class CustomDashboardComponent implements OnInit, OnDestroy, AfterViewIni
                 newSummaries.push(txSummary);
               }
             }
-            return [...summaries, ...this.deduplicateWalletTransactions(newSummaries)];
+            return this.deduplicateWalletTransactions([...summaries, ...newSummaries]);
           }, this.deduplicateWalletTransactions(Object.values(wallet).flatMap(address => address.transactions)))
         )),
         share(),

frontend/src/app/components/wallet/wallet.component.ts

@@ -250,9 +250,9 @@ export class WalletComponent implements OnInit, OnDestroy {
               newSummaries.push(txSummary);
             }
           }
-          return [...summaries, ...this.deduplicateWalletTransactions(newSummaries)];
+          return this.deduplicateWalletTransactions([...summaries, ...newSummaries]);
         }, this.deduplicateWalletTransactions(Object.values(wallet).flatMap(address => address.transactions)))
-      )),
+      ))
     );
 
     this.walletStats$ = this.wallet$.pipe(