Windows will not use containerd and its just unused code and unneed
complexity to keep it all around.
Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
This allows you to pass options like:
```bash
containerd --debug --runtime-args "--debug" --runtime-args
"--systemd-cgroup"
```
Signed-off-by: Michael Crosby <crosbymichael@gmail.com>