As SoCFPGA is multi-image enabled there is no real reason
to bother the user with asking for the text base. Fixes a
bunch of randcfg failures.
Regenerate defconfig to drop the explicit config there, which
unfortunately introduces quite a bit of churn.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>