How to reproduce:
1. Open the attached project “IN-135659”
2. In the Project window, open the “Assets/OverflowText” asset
3. In the UI Builder Hierarchy, select the “#CJK_text” Label
4. Reduce the width of the canvas and observe the selected Label
Actual result: At certain widths, the CJK text wraps outside of the Label’s bounds
Expected result: The CJK text remains within the Label’s bounds on all widths
Reproducible with: 2023.3.0b5, 6000.0.68f1, 6000.3.10f1, 6000.4.0b10, 6000.5.0a7
Not reproducible with: 2023.3.0b4
Reproducible on: Windows 11
Not reproducible on: No other environments tested
Note: Issue does not reproduce in Game View