Revert "packet: Change the last argument of ssh_packet_encrypt to uint32_t"

because of inconsistent author and sign-off

This reverts commit 053ed5bd91.

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>

include/libssh/packet.h

@@ -80,7 +80,7 @@ int ssh_packet_decrypt(ssh_session session, uint8_t *destination, uint8_t *sourc
         size_t start, size_t encrypted_size);
 unsigned char *ssh_packet_encrypt(ssh_session session,
                                   void *packet,
-                                  uint32_t len);
+                                  unsigned int len);
 int ssh_packet_hmac_verify(ssh_session session, const void *data, size_t len,
                            unsigned char *mac, enum ssh_hmac_e type);
 int ssh_packet_set_newkeys(ssh_session session,