Seed random on ctr and containerd startup

Signed-off-by: Derek McGowan <derek@mcgstyle.net>

cmd/ctr/main.go

@@ -21,11 +21,16 @@ import (
 	"os"
 
 	"github.com/containerd/containerd/cmd/ctr/app"
+	"github.com/containerd/containerd/pkg/seed"
 	"github.com/urfave/cli"
 )
 
 var pluginCmds = []cli.Command{}
 
+func init() {
+	seed.WithTimeAndRand()
+}
+
 func main() {
 	app := app.New()
 	app.Commands = append(app.Commands, pluginCmds...)