Description: In an input field with multi line (either newline or submit) the text element with best fit enabled crops text after pressing enter multiple times.

To reproduce:
1. Create an Input Field
2. Set Line Type to [Multi Line Newline] or [Multi Line Submit]
3. Select the Text object belonging to this input field.
4. Set Best Fit with Min 10 and Max 150
5. Enter play mode
6. Enter some text and hit enter multiple text.

Actual result: Text is cropped.
Desired result: Best fit should shrink the text until it's possible to do so.

Reproduced on: 5.3.4f1