drm/amd/powerplay: add smu_smc_read_sensor support for arcturus

the bellow patch refine the sensor read sequence,
but missed to add arcuturs support. (arcuturs_ppt.c)
it will cause some sensor is not supported in arcturus.

drm/amd/powerplay: change smu_read_sensor sequence in smu

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>