docs: taosadapter doc refine (#14408)

* [TD-12849]<docs>: taosadapter doc refine

* update taosadapter

* docs: use normal doc style

docs/en/14-reference/04-taosadapter.md

@@ -206,8 +206,8 @@ Note: InfluxDB token authorization is not supported at present. Only Basic autho
 You can use any client that supports the http protocol to access the RESTful interface address `http://<fqdn>:6041/<APIEndPoint>` to write data in OpenTSDB compatible format to TDengine.
 
 ```text
-/opentsdb/v1/put/json/:db
-/opentsdb/v1/put/telnet/:db
+/opentsdb/v1/put/json/<db>
+/opentsdb/v1/put/telnet/<db>
 ```
 
 ### collectd

docs/zh/14-reference/04-taosadapter.md

@@ -207,8 +207,8 @@ AllowWebSockets
 您可以使用任何支持 http 协议的客户端访问 Restful 接口地址 `http://<fqdn>:6041/<APIEndPoint>` 来写入 OpenTSDB 兼容格式的数据到 TDengine。EndPoint 如下：
 
 ```text
-/opentsdb/v1/put/json/:db
-/opentsdb/v1/put/telnet/:db
+/opentsdb/v1/put/json/<db>
+/opentsdb/v1/put/telnet/<db>
 ```
 
 ### collectd