mb/scaleway/tagada: Remove eMMC configuration

The board does no support eMMC so no need to configure it.

Change-Id: If29009a09f39484b1da16fb650b4f9cbee2a6d19
Signed-off-by: Julien Viard de Galbert <jviarddegalbert@online.net>
Reviewed-on: https://review.coreboot.org/23739
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
2 files changed