removed dublicated host2host-transport test

testing/tests/ikev2/host2host-transport/posttest.dat

@@ -1,6 +0,0 @@
-moon::iptables -v -n -L
-sun::iptables -v -n -L
-moon::ipsec stop
-sun::ipsec stop
-moon::/etc/init.d/iptables stop 2> /dev/null
-sun::/etc/init.d/iptables stop 2> /dev/null