Update the snoop script to also include the arguments to make the output
more useful.
```
$ sudo hack/podmansnoop
PCOMM PID PPID AGE(ms) ARGV
conmon 14964 14952 1.01 /usr/bin/conmon --version
podman 14952 14139 26.07 /usr/bin/podman ps
```
Signed-off-by: Valentin Rothberg <vrothberg@redhat.com>