gve: remove xdp_xsk_done and xdp_xsk_wakeup statistics

These statistics pollute the hotpath and do not have any real-world use
or meaning.

Reviewed-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Joshua Washington <joshwash@google.com>
Signed-off-by: Harshitha Ramamurthy <hramamurthy@google.com>
Link: https://patch.msgid.link/20250321002910.1343422-2-hramamurthy@google.com


Signed-off-by: Jakub Kicinski <kuba@kernel.org>