MAINTAINERS: add reference to new linux-block list

In the past, I've resisted doing a non-lkml related block/storage
list. But we have more activity now than we previously did, and
ain't nobody got time to track and follow lkml.

So now [email protected] exists. Please CC your patches
related to block/storage here, and we'll have an easier time
tracking them.

Signed-off-by: Jens Axboe <[email protected]>
1 file changed