crypto/openssl: fix AEAD parameters

When using AES-GCM with OpenSSL, cipher direction
and authentication operation were being set incorrectly,
as the PMD was looking at the cipher and authentication
transform, instead of the new AEAD.

Fixes: b79e4c00af0e ("cryptodev: use AES-GCM/CCM as AEAD algorithms")
Cc: stable@dpdk.org
Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Fan Zhang <roy.fan.zhang@intel.com>