Allow powerhal to adjust surfaceflinger scheduling

PowerHAL needs to adjust the surfaceflinger cpu clamp
for adpf to help it balance having enough hz to finish
frames on time while avoiding using excess power

Bug: b/195990840
Test: manual

Change-Id: Ie3dd246a7b70fe0d5f0dd543dfae6db8bdc11c0a
1 file changed