drm/amd/include: Add amd cper header

AMD is using Common Platform Error Record (CPER) format
to report all gpu hardware errors.

v2: add program attribute

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Xiang Liu <xiang.liu@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>