Wrapped RTL text has extra bottom padding

[kerams]

Describe the bug

Looks like space for one more line is allocated.

To Reproduce

https://github.com/kerams/font2

Expected behavior

LTR and RTL wrapped text have the same height.

Avalonia version

11.2.999-cibuild0049152-alpha

OS

Windows, Android

Additional context

No response