Update nginx_limit_ip.yml

@@ -25,6 +25,6 @@ white_ips:
 # 1:max access , 2:seconds,
 ip_qps_limit: "200,2"
 
-# 1: max access,2:seconds
+# requests for degraded methods will get http 200 response from nginx directly without passing to backend servers.
 degrade_methods:
     - "demo.method"