arch/arm/soc/nordic_nrf/nrf52: NFCT pins configuration
arch/arm/soc/nordic_nrf/nrf52: NFCT pins configuration

It is possible to use NFCT pins as regular GPIOs.
This patch introduce option for enabling this feature.

Signed-off-by: Andrzej Puzdrowski <0222c24e1773dd88269ed0e559909ec9bea3604a@nordicsemi.no>

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