Don't look at Stderr from lsof
Don't look at Stderr from lsof

- output from lsof is always on stdout, stderr is always for the errors
  themselves.

Signed-off-by: Luan Santos <509a85c757dc22c0257f4655fb3fb682d42f965b@pivotal.io>

cloudfoundry-incubator/garden-linux,cloudfoundry-incubator/garden-linux,cloudfoundry-incubator/garden-linux