thermal: tsens: Add calibration support for qcs405

Add efuse reads to compute slope and offset used to convert final
temperature readings. Add all efuse related TSENS reads for 1xxx
controller across different targets in a common file for calibration.

Change-Id: I95ed119377767e518f0fa38720e73a5ce3561b41
Signed-off-by: Siva Kumar Akkireddi <sivaa@codeaurora.org>