Make the nsh defconfig for the b-u585i-iot02a run stand-alone (i.e. not as a companion that relies on TF-M doing low-level board initialization).
Support for the STMicroelectronics B-U585I-IOT02A development board. This is a proof-of-concept port that demonstrates running NuttX as the Non-Secure TrustZone domain companion to TrustedFirmware-M. Signed-off-by: Michael Jung <mijung@gmx.net>