net/i40e: fix build on ppc64le
net/i40e: fix build on ppc64le

A typo introduced in i40e_rxtx_vec_altivec.c

Fixes: 67f038076657 ("net/i40e: enable per-device packet type mapping")

Signed-off-by: Gowrishankar Muthukrishnan <b565c1cabbc104f9755b890159910f97e2efe01a@linux.vnet.ibm.com>

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