drm/amdgpu: correct the cu and rb info for yellow carp

Skip disabled sa to correct the cu_info and active_rbs for yellow carp.

Signed-off-by: Xiaomeng Hou <Xiaomeng.Hou@amd.com>
Suggested-by: Aaron Liu <aaron.liu@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>