Update limit_ip_access.lua

@@ -122,6 +122,8 @@ function M:limit_ip_access()
      ngx.header["Content-type"]="application/json;charset=utf-8"
      if limit_type=="3" then
        ngx.header["x-yoho-malicode"]="10011"
+       local rsp ='{"code": 10011, "message": ""}'
+       ngx.say(rsp)
      end
     ngx.exit(ngx.HTTP_OK)
   end