v1.3.6-k3s2

vendor rancher/cri + selinux

Makes this project `make build`-able and with rancher/cri + selinux
backport(s).

v1.3.6-k3s1

Prepare v1.3.6 fix release

Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com>