Remove Linuxboot initramfs path entry in Kconfig.
Custom initramfs can and should be used with 'Linux payload'.
Change-Id: I648fb2e0383d20b0e4d50e416af637ea07d1efb4
Signed-off-by: Marcello Sylvester Bauer <info@marcellobauer.com>
Reviewed-on: https://review.coreboot.org/29448
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>