Steps to reproduce:
1. Create new Unity project using Universal 2D template
2. Open Sprite Library Editor (Window > 2D > Sprite Library Editor)
3. In Sprite Library Editor window press button “Create new Sprite Library Asset”
4. Create new Category by pressing “” in Categories section
5. In Labels section press “”
6. Add a longer name (copy and paste “New Label” multiple times)
7. Press Enter
8. Observe the text under the Object Field

Actual results: Text goes under the Object field, there is no character limit for Label name

Expected results: There should be a character limit how long the Label name can be

Reproducible with versions: 6000.0.58f1, 6000.2.4f1, 6000.3.0b1

Tested on (OS): macOS Silicon, Sequoia 15.6 (M1)