Window::moveWindowsTop now invalidates the window if needed

radio/src/thirdparty/libopenui/src/window.cpp

@@ -406,6 +406,7 @@ void Window::moveWindowsTop(coord_t y, coord_t delta)
   for (auto child: children) {
     if (child->rect.y > y) {
       child->rect.y += delta;
+      invalidate();
     }
   }
   innerHeight += delta;