Fix UI logic in Java viewer

Fixes an issue where the FullScreenAllMonitors checkbox in the
OptionsDialog was not activated.
diff --git a/java/com/tigervnc/vncviewer/OptionsDialog.java b/java/com/tigervnc/vncviewer/OptionsDialog.java
index 6eb0072..e2cd7c8 100644
--- a/java/com/tigervnc/vncviewer/OptionsDialog.java
+++ b/java/com/tigervnc/vncviewer/OptionsDialog.java
@@ -335,7 +335,6 @@
     veryLowColour.setEnabled(!autoSelect.isSelected());
     compressLevel.setEnabled(customCompressLevel.isSelected());
     qualityLevel.setEnabled(noJpeg.isSelected());
-    fullScreenAllMonitors.setEnabled(fullScreen.isSelected());
     sendLocalUsername.setEnabled(secVeNCrypt.isEnabled()&&
       (secPlain.isSelected()||secIdent.isSelected()));
   }