Enable sctp module in the fullstack Centos node

It is required to use ncat with "--sctp" flag in the fullstack
security group tests.

Change-Id: Id19ee90a1838dbb142b20dae954fbb5c3f0a1370

tools/configure_for_func_testing.sh

@@ -327,6 +327,10 @@ if [[ "$VENV" =~ "dsvm-fullstack" ]]; then
     _configure_iptables_rules
     # This module only exists on older kernels, built-in otherwise
     modinfo ip_conntrack_proto_sctp 1> /dev/null 2>&1 && sudo modprobe ip_conntrack_proto_sctp
+    if is_fedora; then
+        install_package kernel-modules-extra-`uname -r`
+        sudo modprobe sctp
+    fi
 fi
 
 echo "Phew, we're done!"