nvme-fc: don't use bit masks for set/test_bit() numbers

So far harmless, but it's confusing and a bug waiting to happen if the
shifts grow larger than 4.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

drivers/nvme/host/fc.c

@@ -31,8 +31,8 @@
 
 
 enum nvme_fc_queue_flags {
-	NVME_FC_Q_CONNECTED = (1 << 0),
-	NVME_FC_Q_LIVE = (1 << 1),
+	NVME_FC_Q_CONNECTED = 0,
+	NVME_FC_Q_LIVE,
 };
 
 #define NVMEFC_QUEUE_DELAY	3		/* ms units */