Fix a names-generator binary

To ensure that namesgenerator binary outputs random name
by initializing Seed.

Signed-off-by: Mizuki Urushida <z11111001011@gmail.com>

not use init function.

Signed-off-by: Mizuki Urushida <z11111001011@gmail.com>

pkg/namesgenerator/cmd/names-generator/main.go

@@ -2,10 +2,13 @@ package main
 
 import (
 	"fmt"
+	"math/rand"
+	"time"
 
 	"github.com/docker/docker/pkg/namesgenerator"
 )
 
 func main() {
+	rand.Seed(time.Now().UnixNano())
 	fmt.Println(namesgenerator.GetRandomName(0))
 }