New translations en_us.json (zh_cn)

src/main/resources/assets/roughlyenoughitems/lang/zh_cn.json

@@ -14,6 +14,7 @@
   "category.rei.fuel.time": "燃烧时间：%d 刻",
   "category.rei.fuel.time_short": "%d 刻",
   "category.rei.cooking.xp": "%f 经验",
+  "category.rei.cooking.time&xp": "%s XP in %s sec",
   "category.rei.smoking": "烟熏",
   "category.rei.blasting": "熔炼",
   "category.rei.campfire": "营火",