Thermal: Intel SoC: DTS thermal use common APIs

There is no change in functionality but using the common IOSF core APIs.
This driver is now just responsible for enumeration and call relevant
API to create thermal zone and register critical trip.
Also cpuid 0x4c is now handled in the int340x processor thermal driver
with the same functionality.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>