soc: nrf: Disable DWT NULL pointer detection by default

Having DWT-based NULL-pointer detection enabled by default trips a lot
of users since it will make any debugging fail when enabled. Disable it
by default and let users enable it if they desire to.

Fixes #39216.

Signed-off-by: Carles Cufi <[email protected]>

Author: carlescufi

soc/arm/nordic_nrf/Kconfig.defconfig

@@ -42,8 +42,4 @@ config GPIO
 	default y
 	depends on SPI
 
-choice NULL_POINTER_EXCEPTION_DETECTION
-	default NULL_POINTER_EXCEPTION_DETECTION_DWT if TEST_ARM_CORTEX_M && !ARM_NONSECURE_FIRMWARE && CPU_CORTEX_M_HAS_DWT
-endchoice
-
 endif # SOC_FAMILY_NRF