Update TrafficMonitor.json

Author: leic4u

bucket/TrafficMonitor.json

@@ -39,7 +39,8 @@
         "config.ini",
         "global_cfg.ini",
         "history_traffic.dat",
-        "plugins"
+        "plugins",
+        "zh-CN"
     ],
     "checkver": {
         "github": "https://github.com/zhongyang219/TrafficMonitor"