sysmgr: Introduce 3rd temperature sensor AUX1

On Optimus Prime, we need to monitor a third temperature sensor - the
one in the Quantenna SoC. Let's call it AUX1 to allow for miscellaneous
other temperature sensors on future platforms.

Fixes b/23119698

Change-Id: I4ec6067799593f27c67769d8ee578d150fc1bd41
8 files changed