examples/fips_validation: separate ECB and CBC init
examples/fips_validation: separate ECB and CBC init

Separate initialization of IV, PT and CT according to TDES
ECB and CBC crypto modes

Signed-off-by: Michael Shamis <c00922b69906908cc80c456f929b0c8a2b9e38d8@marvell.com>
Reviewed-by: Marko Kovacevic <32a723043e16bf2a3185e32c2e613ae1ee55288f@intel.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk