nvme-core: check ctrl css before setting up zns

stable inclusion
from stable-5.10.27
commit c7b3f6db97c2c3969564f270d941d12f6ddbc0eb
bugzilla: 51493

--------------------------------

[ Upstream commit 0ec84df4 ]

Ensure multiple Command Sets are supported before starting to setup a
ZNS namespace.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
[hch: move the check around a bit]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Signed-off-by: Chen Jun <chenjun102@huawei.com>
Acked-by:   Weilong Chen <chenweilong@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>