drm/amdgpu: revise init_rlc_save_restore_list behavior to support latest register_list_format/register_restore table
RLC save/restore list will be used on CGPG and GFXOFF function, it loads two bin
table of register_list_format/register_restore in RLC firmware.
Signed-off-by: Huang Rui <ray.huang@amd.com> Acked-by: Hawking Zhang <Hawking.Zhang@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>