remote_server: Fix panic due to invalid settings access (#41904)

Closes https://github.com/zed-industries/zed/issues/41860

Release Notes:

- N/A *or* Added/Fixed/Improved ...
fb6e41d51eLukas Wirth committed on 11/4/2025, 2:56:24 PM· committed by GitHubparent0ec31db
4 files changedLine totals unavailable