Add test scene for SG vertex normal & tangent#905

Merged

sebastienlagarde merged 2 commits intoHDRP/stagingfrom

HDRP/add-vertex-normal-test

Jun 16, 2020

Commits on Jun 15, 2020

Add test scene for vertex normal and vertex tangent
remi-chapelain
committed

Commits on Jun 16, 2020

Add references images for other API
remi-chapelain
committed