This patch fixes the cipher len keyword typo.
Fixes: 07f5e4553293 ("examples/fips_validation: fix cipher length for AES-GCM")
Suggested-by: Akhil Goyal <akhil.goyal@nxp.com>
Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
Acked-by: David Marchand <david.marchand@redhat.com>