added cgroup_enable=memory and swapaccount=1 to check for memory enforcement using cgroups
added cgroup_enable=memory and swapaccount=1 to check for memory enforcement using cgroups

Signed-off-by: Salman Baset <2fe3b5efd1d9dd7a1d4feb7cfd6734c7571bff9e@us.ibm.com>

salmanbaset/docker-bench-security