Retry on EINVAL like runc
Retry on EINVAL like runc

There is a race condition while adding a brand-new process to
cgroups.procs. Like runc, we should retry on EINVAL.

We have seen the issue a lot on containerd's Rocky Linux build.
https://github.com/containerd/containerd/issues/7532

Signed-off-by: Kazuyoshi Kato <732288c132d39c7d9231a005036e5ecd0fff1d64@amazon.com>

containerd/cgroups