Small fix for incorrect conflict resolution

Packages/com.unity.render-pipelines.high-definition/Runtime/RenderPipeline/HDRenderPipeline.PostProcess.cs

@@ -876,7 +876,6 @@ namespace UnityEngine.Rendering.HighDefinition
                         clearColor = Color.black,
                         name = "Upscaler Color Mask"
                     });
-                builder.ReadTexture(stencilBuffer);
                 builder.SetRenderAttachment(output, 0);
                 builder.SetRenderAttachmentDepth(inputDepth, AccessFlags.Read);