native: __ASSERT() to immediately terminate
native: __ASSERT() to immediately terminate

When an __ASSERT() fails compiled for ARCH_POSIX,
instead of spinning forever (probably until sanitycheck times out)
it now terminates immediately and returns 1 to the shell

Signed-off-by: Alberto Escolar Piedras <52be3174920ed06cbdfbcf9622a1a6c68e942617@oticon.com>

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