[Settings - Line Height] : Screen reader is not announcing the sub-text present under the 'Line Height' button.

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### Windows Terminal version

1.18.902.0

### Windows build number

25324.1011

### Other Software

Test Environment:
OS: Windows 11 Version Dev (OS Build 25324.1011)
App: Windows Terminal Preview
Screen Reader: Narrator

### Steps to reproduce

Repro Steps:

1.Open Windows Terminal.
2.Open Setting page using 'Ctrl + ,' keys.
3.Now navigate to the 'Advanced' button present under 'Default Profile'.
4. Now navigte to the 'Line Height' and Observe the issue.

User Experience:
People with visual impairments who rely on the screen readers are unable to know the button's description.

Guideline link:
https://www.w3.org/TR/WCAG21/#info-and-relationships

Attachments:
[Screen reader is not announcing the sub-text present under the 'Line Height' button..zip](https://github.com/microsoft/terminal/files/11197360/Screen.reader.is.not.announcing.the.sub-text.present.under.the.Line.Height.button.zip)

### Expected Behavior

Screen reader should announce the sub-text present under the 'Line Height' button.

### Actual Behavior

Screen reader is not announcing the sub-text present under the 'Line Height' button.

Start by reproducing the issue in Windows Terminal Preview on Windows 11 with Narrator, following the reported Settings > Default Profile > Advanced > Line Height steps. Trace the Line Height settings UI and its accessibility information; done means Narrator announces the button's sub-text as described in the expected behavior.

Written by the indexing model from the issue text.