ip_frag: fix some debug logs
ip_frag: fix some debug logs

In ip_frag_process, some IP_FRAG_LOG content is wrong.

Fixes: 4f1a8f633862 ("ip_frag: add IPv6 reassembly")
Cc: stable@dpdk.org

Signed-off-by: Li Han <00ea541693ff2cae2a6da220ad54499f8e259e9c@zte.com.cn>
Acked-by: Konstantin Ananyev <cbd5212b59ab42a210d72992d23a3aa17cfd3eaf@intel.com>

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