Don't try release network in non-private modes

Fixes #9594

Signed-off-by: Alexandr Morozov <lk4d4@docker.com>

daemon/container.go

@@ -547,7 +547,7 @@ func (container *Container) AllocateNetwork() error {
 }
 
 func (container *Container) ReleaseNetwork() {
-	if container.Config.NetworkDisabled {
+	if container.Config.NetworkDisabled || !container.hostConfig.NetworkMode.IsPrivate() {
 		return
 	}
 	eng := container.daemon.eng