[2/2] settings: add CPU info overlay

this shows
CPU temp (if available)
for every core governor + online + freq

Change-Id: Ibc606529fdd2473a11db988dae4dcb892b84bc8a
Merge branch 'cr-main-10.2' of https://github.com/cristianomatos/android_packages_apps_Settings into cr-main-10.2