MAINTAINERS: update nvme entry

The nvme emulated device development pace has increased recently.  Klaus
has offered to co-maintain, and since we have many new contributions
coming through, we're adding a repository to accumulate and test new
features.

Cc: Klaus Jensen <its@irrelevant.dk>
Acked-by: Klaus Jensen <k.jensen@samsung.com>
Acked-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
1 file changed