[Why & How]
Update init soc bounding box and bw bounding box for DCN3.01.
Remove pp smu interface which isn't used.

v2: squash in removal of stable function definition (Alex)
Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>