zfs: merge openzfs/zfs@1c9a4c8cb

Notable upstream pull request merges:
#16244 acb6e71ed Added output to `zpool online` and `offline`
#16684 94a03dd1e Pack dmu_buf_impl_t by 16 bytes
#16690 6187b1

zfs: merge openzfs/zfs@1c9a4c8cb

Notable upstream pull request merges:
#16244 acb6e71ed Added output to `zpool online` and `offline`
#16684 94a03dd1e Pack dmu_buf_impl_t by 16 bytes
#16690 6187b1943 On the first vdev open ignore impossible ashift hints
#16692 673efbbf5 zdb: add extra -T flag to show histograms of BRT refcounts
#16693 2bf152021 Fix gcc uninitialized warning in FreeBSD zio_crypt.c
#16694 b16e09619 Reduce dirty records memory usage
#16701 5945676bc ZFS send should use spill block prefetched from
send_reader_thread
#16734 1c9a4c8cb Fix user properties output for zpool list

Obtained from: OpenZFS
OpenZFS commit: 1c9a4c8cb44d5f865c29e3df3f019872329554b3

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