Merge tag 'migration-20241125-pull-request' of https://gitlab.com/peterx/qemu into...

Merge tag 'migration-20241125-pull-request' of https://gitlab.com/peterx/qemu into staging

Migration pull for 9.2-rc2

- Fabiano's patch to remove double vmstate cleanup in postcopy
- Peter's patch to whitelist pipes in fd migration URIs

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* tag 'migration-20241125-pull-request' of https://gitlab.com/peterx/qemu:
  migration: Fix extra cleanup at postcopy listen
  migration: Allow pipes to keep working for fd migrations

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>