FSR3 Checkerboard pattern bug

<img width="688" height="557" alt="Image" src="https://github.com/user-attachments/assets/ee179116-9154-4d99-98c8-7cf7bb409bb7" />

We are getting a checkerboard pattern when using FSR3, worsened by the resolution scale. We have no issues with other upscalers, and submit the same information.