block: remove blk_queue_max_integrity_segments

This is unused now that all the atomic queue limit conversions are
merged.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240521221606.393040-1-hch@lst.de


Signed-off-by: Jens Axboe <axboe@kernel.dk>