If we find that DNSConfig is provided and empty (not nil), we should not replace it with the host's resolv.conf. Also adds tests. Signed-off-by: Tim Hockin <thockin@google.com>
Signed-off-by: Derek McGowan <derek@mcg.dev>
Signed-off-by: Maksym Pavlenko <pavlenko.maksym@gmail.com>