nvme: fix the NVME_CMD_EFFECTS_CSE_MASK definition

nvme: fix the NVME_CMD_EFFECTS_CSE_MASK definition

[ Upstream commit baa6a4d3d9b72ea100482d73b838771eed74b57c ]

3 << 16 does not generate the correct mask for bits 16, 17 and 18.
Use the GENMASK macro to generate the correct mask instead.

Fixes: 16da0e12e1b3 ("nvme: check admin passthru command effects")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Kanchan Joshi <joshi.k@samsung.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>