[linkis-common]Sorting out the configuration items in the code

Sort out the configuration items used by `CommonVars` in the code in the linkis-common module, and output the markdown document of the corresponding configuration item linkis-common-config-item.md
like
````
val BDP_SERVER_PORT = CommonVars("wds.linkis.server.port", 20303)
````

------

整理出linkis-common模块中代码中，通过`CommonVars`使用到的配置项，输出对应的配置项 linkis-common-config-item.md 的markdown文档
如
```
val BDP_SERVER_PORT = CommonVars("wds.linkis.server.port", 20303)
```
Markdown格式可参考

| 模块名(服务名)| 参数名 | 默认值 | 描述 |
| ----------- | -------------------------------------------------------- | ---------------- | ------------------------------------------------------- |
|ec-openlookeng | linkis.openlookeng.engineconn.concurrent.limit | 100|并发限制 |
|ec-openlookeng | linkis.openlookeng.http.connectTimeout | 60L | 客户端请求的超时时间 基于OKhttp构建的http请求 |
|ec-openlookeng | linkis.openlookeng.http.readTimeout |60L | 客户端读取超时 基于OKhttp构建的http请求 |
|ec-openlookeng | linkis.openlookeng.url | http://127.0.0.1:8080| openlookeng服务 |
|ec-openlookeng | linkis.openlookeng.catalog | system| catalog|
|ec-openlookeng | linkis.openlookeng.schema | | schema |
|ec-openlookeng | linkis.openlookeng.source |global| source |