Incorrect height value

[Mastersam07]

Describe the bug
After exporting textstyles, height values appears to be wrong.

To Reproduce
Steps to reproduce the behavior:

1. Go to a design
2. Click on generate textstyles
3. Text height appear to be wrong but it doesnt happen on every design.

Expected behavior
I should get the correct height. I should also be allowed not to include the height.

Screenshots

Additional context