[Bug] Autocomplete selection misaligned with displayed slash command match

Bug Description
Autocomplete for slash commands has been weird as of a couple of days.

• I filters the commands correctly based on what I type, but
• it selects incorrect commands

<img width="2358" height="1822" alt="Image" src="https://github.com/user-attachments/assets/bffe8818-bbc6-4004-9eba-13d8e82d8491" />
<img width="2358" height="1822" alt="Image" src="https://github.com/user-attachments/assets/4327c466-9d85-4f77-84bf-3a65cce477a8" />
<img width="2358" height="1822" alt="Image" src="https://github.com/user-attachments/assets/fc65f83f-bab5-47ee-b5ff-e72c5d932c97" />

Environment Info

• Platform: darwin
• Terminal: ghostty
• Version: 2.0.31
• Feedback ID: 3f4452a0-d357-4de3-bd3a-4da5f99a1c7a

Errors

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