drm/amd/display: enable the new fast update path for supported ASICs

The new fast update sequence is now supported on some ASICs. So, enable
it by default for all applicable ASICs.

Reviewed-by: Samson Tam <samson.tam@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>