Documentation/releases/checklist: Add instructions for crossgcc sources

We keep a mirror in case any of the originals disappear, but we also
have to remember to update it.

Change-Id: Ib4be91d1d508d3d5dba7ace1d167d8e528d58b3d
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34508
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>

0 files changed, 0 insertions, 0 deletions