Update configuration_rt_detr.py
Author: co63oc
Pull request: yes

# What does this PR do?
https://huggingface.co/checkpoing/todo is a 404 page. I do not known how to change it, just remove the link. If also remove "[checkpoing/todo]", the CI will encounter errors.

![image](https://github.com/user-attachments/assets/d868fe02-7ebe-45a0-887c-26eac27a1628)

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Fixes # (issue)


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