updated xml3d readme
updated xml3d readme

fi-content2-games-platform/FIcontent.Gaming.Enabler.RealityMixer.CameraArtifactRendering,fi-content2-games-platform/FIcontent.Gaming.Enabler.RealityMixer.CameraArtifactRendering,fi-content2-games-platform/FIcontent.Gaming.Enabler.RealityMixer.CameraArtifactRendering,fi-content2-games-platform/FIcontent.Gaming.Enabler.RealityMixer.CameraArtifactRendering,fi-content2-games-platform/FIcontent.Gaming.Enabler.RealityMixer.CameraArtifactRendering,fi-content2-games-platform/FIcontent.Gaming.Enabler.RealityMixer.CameraArtifactRendering