This should address the following open action item from the coreboot
leadership meetings[1]:
> Add clarification to docs, "do not use gerrit change-id or CB: format
> in reference to already-merged patches".
[1] https://mail.coreboot.org/archives/list/coreboot@coreboot.org/thread/YCA55MINAFK5M56OAUA2NMM7WDMDEGXI/
Change-Id: Ie742caca70e284254bb7f8a070c3a441b6a80c58
Signed-off-by: Nicholas Sudsgaard <devel+coreboot@nsudsgaard.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/88776
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>