Fix the number row showing up on top of pinentry

This wasn't intended and was caused by the "current_layout_unmodified"
optimisation.

srcs/juloo.keyboard2/Keyboard2.java

@@ -57,6 +57,8 @@ public class Keyboard2 extends InputMethodService
   /** Layout currently visible. */
   KeyboardData current_layout()
   {
+    if (_currentSpecialLayout != null)
+      return _currentSpecialLayout;
     return _config.modify_layout(current_layout_unmodified());
   }