Remove extra 'track.replace's

official/projects/cots_detector/crown_of_thorns_starfish_detection_pipeline.ipynb

@@ -1042,11 +1042,6 @@
     "  detections = [track.det for track in self.tracks]\n",
     "  detections = propagate_detections(detections, self.prev_image, image, self.of_params)\n",
     "\n",
-    "  updated_tracks = []\n",
-    "  for det,track in zip(updated_detections, self.tracks):\n",
-    "    track = track.replace(det=det)\n",
-    "    updated_tracks.append(track.replace(det=det))\n",
-    "\n",
     "  return [track.replace(det=det) \n",
     "          for track, det in zip(self.tracks, detections)]\n"
    ]