test: update libpcap example for new odp
test: update libpcap example for new odp

Signed-off-by: Vincent Hsu <cc6e1eb1679faf948cb2ae55601ad6aee6beaae3@linaro.org>

rsalveti/odp,dkrot/odp,rsalveti/odp,nmorey/odp,ravineet-singh/odp,kalray/odp-mppa,erachmi/odp,kalray/odp-mppa,nmorey/odp,ravineet-singh/odp,mike-holmes-linaro/odp,dkrot/odp,nmorey/odp,rsalveti/odp,mike-holmes-linaro/odp,kalray/odp-mppa,dkrot/odp,kalray/odp-mppa,erachmi/odp,erachmi/odp,ravineet-singh/odp,rsalveti/odp,mike-holmes-linaro/odp,rsalveti/odp,kalray/odp-mppa,robbieking64/odp-crypto,kalray/odp-mppa,dkrot/odp,kalray/odp-mppa,nmorey/odp,robbieking64/odp-crypto,robbieking64/odp-crypto,erachmi/odp,robbieking64/odp-crypto,mike-holmes-linaro/odp,ravineet-singh/odp