bring opened file window to foreground

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

@@ -1803,6 +1803,10 @@ public class AppController implements Initializable {
     @Subscribe
     public void requestWalletOpen(RequestWalletOpenEvent event) {
         if(tabs.getScene().getWindow().equals(event.getWindow())) {
+            if(event.getWindow() instanceof Stage) {
+                ((Stage)event.getWindow()).toFront();
+            }
+
             if(event.getFile() != null) {
                 openWalletFile(event.getFile(), true);
             } else {
@@ -1814,6 +1818,10 @@ public class AppController implements Initializable {
     @Subscribe
     public void requestTransactionOpen(RequestTransactionOpenEvent event) {
         if(tabs.getScene().getWindow().equals(event.getWindow())) {
+            if(event.getWindow() instanceof Stage) {
+                ((Stage)event.getWindow()).toFront();
+            }
+
             if(event.getFile() != null) {
                 openTransactionFile(event.getFile());
             } else {