network: remove faulty restriction
network: remove faulty restriction

Reported-by: Thomas Parrott <6b778ce645fb0e3dde76d79eccad490955b1ae74@canonical.com>
Signed-off-by: Christian Brauner <48455ab3070520a2d174545c7239d6d0fabd9a83@ubuntu.com>

hallyn/lxc,hallyn/lxc,hallyn/lxc