arch: Kconfig: Add Kconfig options for Low Power States
arch: Kconfig: Add Kconfig options for Low Power States

Add Kconfig options for Low Power and Deep Sleep States which
need to be selected by the SoC's based on it's supported
Low Power States.

Signed-off-by: Ramakrishna Pallala <8cb5df094165bcc31e7d772ccd8d87d8c4d8f761@intel.com>

finikorg/zephyr,galak/zephyr,Vudentz/zephyr,GiulianoFranchetto/zephyr,zephyrproject-rtos/zephyr,ldts/zephyr,zephyrproject-rtos/zephyr,ldts/zephyr,kraj/zephyr,punitvara/zephyr,zephyrproject-rtos/zephyr,GiulianoFranchetto/zephyr,nashif/zephyr,explora26/zephyr,GiulianoFranchetto/zephyr,GiulianoFranchetto/zephyr,Vudentz/zephyr,galak/zephyr,punitvara/zephyr,kraj/zephyr,explora26/zephyr,kraj/zephyr,punitvara/zephyr,explora26/zephyr,zephyrproject-rtos/zephyr,Vudentz/zephyr,finikorg/zephyr,Vudentz/zephyr,GiulianoFranchetto/zephyr,punitvara/zephyr,Vudentz/zephyr,galak/zephyr,Vudentz/zephyr,explora26/zephyr,kraj/zephyr,finikorg/zephyr,finikorg/zephyr,ldts/zephyr,kraj/zephyr,ldts/zephyr,zephyrproject-rtos/zephyr,nashif/zephyr,explora26/zephyr,punitvara/zephyr,galak/zephyr,finikorg/zephyr,nashif/zephyr,galak/zephyr,ldts/zephyr,nashif/zephyr,nashif/zephyr