AGESA f10 vendorcode: Remove refcode sources

We never had a board in the tree that implements this.

Change-Id: Idce32a20c24e31eb52f8509d4a7cccfc24cf17cf
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/21180
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
545 files changed