remove stdout appender in terminal mode

drongo

@@ -1 +1 @@
-Subproject commit f183146d13c61f71ee6df77bf40a56677077ab6b
+Subproject commit 7c34ec7c3b818634b7819f1b27a5f9c57f5554c8

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

@@ -88,6 +88,7 @@ public class SparrowWallet {
 
         if(args.terminal || java.awt.GraphicsEnvironment.isHeadless()) {
             PlatformImpl.setTaskbarApplication(false);
+            Drongo.removeRootLogAppender("STDOUT");
             com.sun.javafx.application.LauncherImpl.launchApplication(SparrowTerminal.class, SparrowWalletPreloader.class, argv);
         } else {
             com.sun.javafx.application.LauncherImpl.launchApplication(SparrowDesktop.class, SparrowWalletPreloader.class, argv);