block: remove blk_mq_alloc_single_hw_queue() prototype

The blk_mq_alloc_single_hw_queue() is a prototype artifact that
should have been removed with
commit cdef54dd85ad66e77262ea57796a3e81683dd5d6
"blk-mq: remove alloc_hctx and free_hctx methods" where the last
users of it were deleted.

Fixes: cdef54dd85ad ("blk-mq: remove alloc_hctx and free_hctx methods")
Signed-off-by: Linus Walleij <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
1 file changed