Prise3D/p3d_pbrt-v4-scenes: PBRT v4 scenes for SIN3D @ 23161f534f466afbdbd0d13a0e729c2da2d9c9e0

Matt Pharr 8841c03035 Update book scene, add rendered images, and add it to the README.		3 lat temu
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book.exr	8841c03035 Update book scene, add rendered images, and add it to the README.	3 lat temu
book.png	8841c03035 Update book scene, add rendered images, and add it to the README.	3 lat temu