The list of default kernel cgroup controllers may be changed
an example is kernel upgrade from 5.4.x to 5.15.x where misc controller
is enabled by default. Unhardcode list of controllers to have ability
to override them for never kernel version and allow to do not kill
qemu processes with container restart.
Change-Id: Ic4f895096a3ad2228c31f19ba1190e44f562f2a0
3903f54d0c