There is no need for this, the device node by itself doesn't work, since
its not on a devpts fs, and we can just a regular file to bind mount over.
Docker-DCO-1.1-Signed-off-by: Alexander Larsson <alexl@redhat.com> (github: alexlarsson)
Upstream-commit: 7f5cd76824b500418ed168dfcfeb73de8badcb51
Component: engine