Change path to CT init pid directory

Previous commit introduced a directory to store CT init pid needed for
CRIU to checkpoint mainstream containers. The path used was /vz/state
and it's not really a good choice.

Let's use /var/lib/vzctl/vepid instead (similar to
/var/lib/vzctl/veip and /var/lib/vzctl/vzreboot).

Signed-off-by: Kir Kolyshkin <kir@openvz.org>
4 files changed