block/rnbd: client device does not care queue/rotational

On client side, the device is a network device. There is no reason
to set rotational even-if the target device on server is rotational.

Signed-off-by: Gioh Kim <gi-oh.kim@ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Md Haris Iqbal <haris.iqbal@ionos.com>
Link: https://lore.kernel.org/r/20220114155855.984144-3-haris.iqbal@ionos.com


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