nvme/pci: Fix stuck nvme reset

nvme/pci: Fix stuck nvme reset

The controller state is set to resetting prior to disabling the
controller, so this patch accounts for that state when deciding if it
needs to freeze the queues. Without this, an 'nvme reset /dev/nvme0'
blocks forever because the queues were never frozen.

Fixes: 82b057caefaf ("nvme-pci: fix multiple ctrl removal scheduling")
Signed-off-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
(cherry picked from ebef7368571d88f0f80b817e6898075c62265b4e)
Orabug: 27892359

Reviewed-by: Thomas Tai <thomas.tai@oracle.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jianchao Wang <jianchao.w.wang@oracle.com>
Signed-off-by: Brian Maly <brian.maly@oracle.com>