libssh-0.12.2
Replace explicit_bzero with ssh_burn
external: Update OpenSSH blowfish implementation
chacha: remove re-declared type
Move all 3rd-party C files to src/external/
ed25519: Harmonize arguments to make new gcc happy
fe25519: Fix integer types of fe25519_iszero()
Fix config.h includes
mlkem: Use fprintf instead of internal logging function
external: Add ChaCha and Poly1305 implementations from OpenSSH
sc25519: Fix integer types of sc25519_add()
sntrup: Avoid linking issues in external_override tests