Update README.md

[taeyeopl]

Changes Made:

• File Renaming:
  • Renamed examples/evaluate_novel_object_detection.py to examples/evaluate_object_detection.py.
  • Renamed examples/evaluate_novel_object_pose.py to examples/evaluate_object_pose.py.
• Path Correction:
  • Corrected the ground truth file path in evaluate_object_detection.py from gt_object_detection_results.json to gt_object_detections_results.json.
• README Updates:
  • Updated the object pose evaluation command to use evaluate_object_pose.py (formerly evaluate_novel_object_pose.py).
  • Updated the object detection evaluation command to use evaluate_object_detection.py (formerly evaluate_novel_object_detection.py).

[gobanana520]

Thanks for correcting the file name inconsistency.