drm/amd/powerplay: change ASIC temperature reading on Vega10
ASIC temperature reading from HOTSPOT to ASIC edge which makes
things consistent with previous asics.
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>