settings_content: Fix hover descriptions for newtype wrapper settings (#51705)

Happened to notice it when debugging some stuff. I initially only caught
`git_hosting_providers`, but AI found another instance.

| `disable_ai` | `git_hosting_providers` |
|--------|--------|
| <img width="596" height="125" alt="image"
src="https://github.com/user-attachments/assets/1f829a9f-9e6e-45c0-8fb1-585d3bb3cfc3"
/> | <img width="634" height="207" alt="image"
src="https://github.com/user-attachments/assets/be2504f4-0b52-45a5-a859-b7609a366d0e"
/> |

Release Notes:

- Fixed an issue where some settings used the wrong documentation in LSP hover documentation
b7c64e56b1Kunall Banerjee committed on 3/26/2026, 11:44:05 AM· committed by GitHubparentef46b31
1 file changedLine totals unavailable