We were incorrectly leaking the display of this button when the file was folded in the multibuffer: | Before | After | |--------|--------| | <img width="788" height="400" alt="Screenshot 2026-01-15 at 11 42@2x" src="https://github.com/user-attachments/assets/2ef9d154-35b5-4788-91c2-0e7a8d45594c" /> | <img width="788" height="400" alt="Screenshot 2026-01-15 at 11 41@2x" src="https://github.com/user-attachments/assets/f4d9416b-9826-4616-8e36-8876ef5e25ec" /> | Release Notes: - N/A