toradex: configblock: fix colibri imx8x target

The Colibri iMX8X target got re-named late in the cycle which we forgot
to reflect here. Furthermore, it was missing the interactive part should
a customer have bricked his module and want to re-create the
configuration block. Fix this.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Reviewed-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Reviewed-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>