km/ls102xa: add support for field fail-safe u-boot update

Field fail-safe u-boot update procedure for pg-wcom boards is defined and
implemented by patch: 59b3403.
This patch invokes the update procedure for pg-wcom-ls102x designs during
early misc_init_f execution.

Signed-off-by: Aleksandar Gerasimovski <aleksandar.gerasimovski@hitachienergy.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
2 files changed