Terrain inspector is suggesting a shader which doesn't work.

Reproduction steps:
1) pull rev b20de102d0 from Graphics repo
2) Open scene 1603_TerrainLit_BaseMap.unity from the HDRP graphics tests project Graphics\TestProjects\HDRP_Tests\Assets\GraphicTests\Scenes\1x_Materials\1603_TerrainLit_BaseMap.unity
3) Click the terrain and in the inspector go to terrain settings.
4) Observe warning below the Material slot.
5) Change the material as suggested and observe the pink error shader.