blkcg: Update MAINTAINERS entry

Josef wrote iolatency and iocost is missing from the files list. Let's add
Josef as a maintainer and add blk-iocost.c to the files list.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Tejun Heo 2022-10-17 08:08:05 -10:00
commit 79a818b508