io_uring/rsrc: inline io_rsrc_put_work()

io_rsrc_put_work() is simple enough to be open coded into its only
caller.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/1b36dd46766ced39a9b160767babfa2fce07b8f8.1681822823.git.asml.silence@gmail.com


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