drm/amdgpu: Enable light SBR for SMU on passthrough and XGMI configuration

SMU introduce the new interface to enable light Secondary Bus Reset mode, driver
enable it on passthrough + XGMI configuration

Signed-off-by: shaoyunl <shaoyun.liu@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>