Bluetooth: remove redundant assignment to variable icid

Variable icid is being rc is assigned with a value that is never
read. The assignment is redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

net/bluetooth/l2cap_core.c

@@ -5081,7 +5081,6 @@ static inline int l2cap_move_channel_req(struct l2cap_conn *conn,
 	chan->move_role = L2CAP_MOVE_ROLE_RESPONDER;
 	l2cap_move_setup(chan);
 	chan->move_id = req->dest_amp_id;
-	icid = chan->dcid;
 
 	if (req->dest_amp_id == AMP_ID_BREDR) {
 		/* Moving to BR/EDR */