add promotion products

config/locales/models/promotion.yml

@@ -41,8 +41,8 @@ zh-CN:
         send_prodcut1: 赠品1
         send_prodcut2: 赠品2
         send_prodcut3: 赠品3
-        send_prodcut4: 赠品3
-        send_prodcut5: 赠品3
+        send_prodcut4: 赠品4
+        send_prodcut5: 赠品5
         cash: 赠代办费(分)
         cent: 赠积分(分)
         created_at: 创建时间