Fix CQS signal facebook-unused-include-check in fbcode/vision/fair [A] [A] [A]

Reviewed By: bottler

Differential Revision: D109432550

fbshipit-source-id: 88b38ad0bffee13696cc2d8825f6314ce5e0c07b

Author: generatedunixname1587093422349604

pytorch3d/csrc/iou_box3d/iou_box3d_cpu.cpp

@@ -7,7 +7,6 @@
  */
 
 #include <torch/extension.h>
-#include <list>
 #include <tuple>
 #include "iou_box3d/iou_utils.h"