Android: Removed outdated comment from source.

android-project/src/org/libsdl/app/SDLActivity.java

@@ -1508,7 +1508,6 @@ class SDLJoystickHandler_API12 extends SDLJoystickHandler {
 
 class SDLGenericMotionListener implements View.OnGenericMotionListener {
     // Generic Motion (mouse hover, joystick...) events go here
-    // We only have joysticks yet
     @Override
     public boolean onGenericMotion(View v, MotionEvent event) {
         float x, y;