drm/amdgpu: Add gc v9_4_3 ras error status registers

GC v9_4_3 introduces UE|CE_ERR_STATUS_LO|HI to log
hardware errors

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