maintainers: resign from next-net-intel/virtio/vhost/af_xdp
maintainers: resign from next-net-intel/virtio/vhost/af_xdp

I will leave Intel soon and likely won't have dedicated time for
maintainership, so removing my name from all related maintainer roles.

Signed-off-by: Xiaolong Ye <c7d6fc2f7e22da80deb234d523238b510a8c0f08@intel.com>

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