LineBreakMode is not respected on iOS

[Kas-code]

Describe the bug
The text property of the checkbox does not respect line breaks on iOS when using LineBreakMode

To Reproduce
Steps to reproduce the behavior:

1. Set LineBreakMode="WordWrap" on a checkbox with long text
2. Run the app on an iOS device
3. Observe that the text flows off the screen and does not wrap

Expected behavior
The text should wrap