promotion add cash and cent

config/locales/models/promotion.yml

@@ -31,7 +31,7 @@ zh-CN:
         send_prodcut1: 赠品1
         send_prodcut2: 赠品2
         send_prodcut3: 赠品3
-        cash: 赠代办费
-        cent: 赠积分
+        cash: 赠代办费(分)
+        cent: 赠积分(分)
         created_at: 创建时间
         updated_at: 更新时间