Updated cornel box model to use legacy materials importing.

Assets/GraphicsTests/RenderPipeline/LightweightPipeline/Assets/LDPipe_CommonAssets/Cornell Box.fbx.meta

   fileIDToRecycleName:
     100000: //RootNode
     400000: //RootNode
+    2100000: Cornell Box
+    2100002: Cornell Box_green
+    2100004: Cornell Box_red
+  externalObjects: {}
+    autoMapExternalMaterials: 1
+    materialLocation: 0
   animations:
     legacyGenerateAnimations: 4
     bakeSimulation: 0
     animationImportWarnings: 
     animationRetargetingWarnings: 
     animationDoRetargetingWarnings: 0
+    importAnimatedCustomProperties: 0
     animationCompression: 1
     animationRotationError: 0.5
     animationPositionError: 0.5
+    extraUserProperties: []
     clipAnimations: []
     isReadable: 1
   meshes:
     optimizeMeshForGPU: 1
     keepQuads: 0
     weldVertices: 1
+    preserveHierarchy: 0
     secondaryUVAngleDistortion: 8
     secondaryUVAreaDistortion: 15.000001
     secondaryUVHardAngle: 88