revert draw on same frame

selfdrive/ui/qt/widgets/cameraview.cc

@@ -244,9 +244,9 @@ void CameraWidget::paintGL() {
   int frame_idx = frames.size() - 1;
 
   // Always draw latest frame until sync logic is more stable
-   for (frame_idx = 0; frame_idx < frames.size() - 1; frame_idx++) {
+  // for (frame_idx = 0; frame_idx < frames.size() - 1; frame_idx++) {
-     if (frames[frame_idx].first == draw_frame_id) break;
+  //   if (frames[frame_idx].first == draw_frame_id) break;
-   }
+  // }
 
   // Log duplicate/dropped frames
   if (frames[frame_idx].first == prev_frame_id) {