Ribbon renderer data corruption on AMD GPUs

[Skowroshima]

Edit: commit for CL 44042760 is here: https://github.com/EpicGames/UnrealEngine/commit/658c8a03397155395035bf7c0f87191b7073fe56

FYI @HeliusCarthaxis, Not sure why that CL is not being found in the git commit search…