Message.locations duplicate unnecessary Describe the bug

Message.locations duplicate unnecessary Describe the bug: a task in Lego-RL-SWE-Bench-Verified (Harbor dataset). sphinx/builders/gettext.py (https://www.sphinx-doc.org/en/master/ modules/sphinx/builders/gettext.html)

The task

[sphinx/builders/gettext.py](https://www.sphinx-doc.org/en/master/_modules/sphinx/builders/gettext.html)

Part of Lego-X/Lego-RL-SWE-Bench-Verified.