util_threshold only controls migration margin now. dvfs headroom has its
own new knob.
Test: Local run
Bug: 281792287
Change-Id: I828f943aab936b532f658dc6bf3acfc903b7fc02
Signed-off-by: paulsu <paulsu@google.com>
Move shusky thermal .json files into thermal/
and perf configs into perf/.
Also move the configs into device-shusky-common.mk,
allowing override of the config file path.
Bug: 277993984
Change-Id: Ifa2882ee9c27c57d967c27f9f8e8edaff313e2d5