board: update hashes of git archives
Replace the names of the tarballs in the hash files to -git3.
Linux and U-Boot sources do contain symlinks, so the hashes change.
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
[Arnout: also update acmesystems/acqua-a5]
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>