Bluetooth: 6lowpan: Remove redundant BT_CONNECTED assignment

The L2CAP core code makes sure of setting the channel state to
BT_CONNECTED, so there's no need for the implementation code (6lowpan
in this case) to do it.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

net/bluetooth/6lowpan.c

@@ -788,8 +788,6 @@ static struct l2cap_chan *chan_open(struct l2cap_chan *pchan)
 	if (!chan)
 		return NULL;
 
-	chan->state = BT_CONNECTED;
-
 	return chan;
 }