update mix to button when wallet label is changed

src/main/java/com/sparrowwallet/sparrow/AppController.java

@@ -1879,7 +1879,7 @@ public class AppController implements Initializable {
                 if(optButtonType.isPresent() && optButtonType.get() == ButtonType.OK) {
                     subTabs.getTabs().remove(subTab);
                     if(subTabs.getTabs().size() == 1) {
-                        setSubTabsVisible(subTabs, false);
+                        setSubTabsVisible(subTabs, areSubTabsVisible());
                     }
                     EventManager.get().post(new WalletDeletedEvent(wallet));
                 }

src/main/java/com/sparrowwallet/sparrow/wallet/UtxosController.java

@@ -601,6 +601,11 @@ public class UtxosController extends WalletFormController implements Initializab
         Platform.runLater(this::updateMixToButton);
     }
 
+    @Subscribe
+    public void walletLabelChanged(WalletLabelChangedEvent event) {
+        Platform.runLater(this::updateMixToButton);
+    }
+
     @Subscribe
     public void whirlpoolMix(WhirlpoolMixEvent event) {
         if(event.getWallet().equals(walletForm.getWallet())) {