drm/amd/pm: add unique serial number support for smu_v13_0_6

add unique serial number support for smu_v13_0_6.
(use aid0 serial number by default)

Signed-off-by: Yang Wang <KevinYang.Wang@amd.com>
Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>