Refresh dropbear-disable-weak-ciphers.patch as some weak items
have been dropped upstream.
License-Update: curve25519 changed to public domain
(From OE-Core rev: 1620a815f6fbe20e5b570ed254187856bb37c184)
Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>