fm10k: update vlan offload features
fm10k: update vlan offload features

Fm10k PF/VF does not support QinQ; VLAN strip and filter are always on
for PF/VF ports.

Signed-off-by: Shaopeng He <870b5c1b507b39dc4c03732837d23d1b46787697@intel.com>
Acked-by: Jing Chen <2b730c2e01419ef3cbe586e212d13b674b74d017@intel.com>

john-mcnamara-intel/dpdk,tsphillips/dpdk-fork,mixja/dpdk,john-mcnamara-intel/dpdk,venkynv/dpdk-mirror,msune/dpdk,john-mcnamara-intel/dpdk,venkynv/dpdk-mirror,mixja/dpdk,john-mcnamara-intel/dpdk,tsphillips/dpdk-fork,tsphillips/dpdk-fork,msune/dpdk,venkynv/dpdk-mirror,mixja/dpdk,tsphillips/dpdk-fork,venkynv/dpdk-mirror,msune/dpdk,mixja/dpdk,msune/dpdk