How to reproduce:
1. Open the attached project "IN-127031"
2. Open the "SampleScene"
3. In the Hierarchy, select the "DRAG ME AROUND" GameObject
4. In the Inspector, change the Y Position value to 15
5. Observe the Game View
Actual result: A transparent border is seen around the "Circle Trail" GameObject
Expected result: No border is seen around the "Circle Trail" GameObject
Reproducible with: 6000.3.0a5 (f9a1fab5607a), 6000.3.1f1, 6000.4.0b1, 6000.5.0a3
Not reproducible with: 6000.0.64f1, 6000.3.0a4
Reproducible on: Windows 11
Not reproducible on: No other environments tested
Workaround: Setting the Y Texture Scale to 0 in the Line Renderer Components