Merge tag 'pull-nbd-2025-02-11' of https://repo.or.cz/qemu/ericb into staging

Merge tag 'pull-nbd-2025-02-11' of https://repo.or.cz/qemu/ericb into staging

NBD patches for 2025-02-11

- Add --handshake-limit option to qemu-nbd

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* tag 'pull-nbd-2025-02-11' of https://repo.or.cz/qemu/ericb:
  nbd/server: Allow users to adjust handshake limit in QMP
  qemu-nbd: Allow users to adjust handshake limit

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>