Revert "api: pktio description of doxygen group"
Revert "api: pktio description of doxygen group"

This reverts commit c75da1ebd24c881b78154e10ced2a885069877c4.
Exclude this commit from 1.3.

Signed-off-by: Maxim Uvarov <db4d16e02ae2d7493db430203537da8b2e34f290@linaro.org>

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