E-Tag and NVGRE pattern items have been added hastily without updating
documentation nor testpmd.
This commit also adds default masks for these items based on the ixgbe
implementation.
Fixes: 99e7003831c3 ("net/ixgbe: parse L2 tunnel filter")
Cc: stable@dpdk.org
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>