libxt_conntrack: fix --ctdir save/dump output format

$ iptables-save | iptables-restore
iptables-restore v1.4.6: conntrack: Bad value for "--ctdir" option: "ORIGINAL-j"

Signed-off-by: Florian Westphal <fwestphal@astaro.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
1 file changed