testing: List conntrack table on sun in ikev2/host2host-transport-connmark scenario

testing/tests/ikev2/host2host-transport-connmark/evaltest.dat

@@ -5,3 +5,4 @@ venus::ipsec status 2> /dev/null::nat-t.*INSTALLED, TRANSPORT, reqid 1::YES
 alice::ssh 192.168.0.2 'echo alice-echo && exit'::alice-echo::YES
 venus::ssh 192.168.0.2 'echo venus-echo && exit'::venus-echo::YES
 sun::iptables -t mangle -L -n -v
+sun::conntrack -L