kola/docker: add regression test for CVE-2016-8867
kola/docker: add regression test for CVE-2016-8867

Tested locally against the current stable ami and verified it passed.

glevand/coreos--mantle,marineam/mantle,quantum/coreos-mantle,dm0-/mantle,dm0-/mantle,glevand/coreos--mantle,marineam/mantle,quantum/coreos-mantle