docs: https options en version (#3702)

docs/source/en/core/deployment.md

@@ -67,7 +67,9 @@ Options:
 - `--title=egg-server-showcase` convenient for `ps + grep`, default to `egg-server-${appname}`.
 - `--framework=yadan` config `egg.framework` at `package.json` or pass this args, when you are using [Custom Framework](../advanced/framework.md).
 - `--ignore-stderr` ignore the std err at start up。
-- support all options from [egg-cluster], such as `--https`.
+- `--https.key` specify the https key full path, if start the server with https.
+- `--https.cert` specify the https certificate full path, if start the server with https.
+- support all options from [egg-cluster], such as `--port`.
 
 More about [egg-scripts] and [egg-cluster] documents.
 
@@ -101,4 +103,4 @@ Also you can manually call `ps -eo "pid,command" | grep -- "--title=egg-server"`
 
 [egg-cluster]: https://github.com/eggjs/egg-cluster
 [egg-scripts]: https://github.com/eggjs/egg-scripts
-[pm2]: https://github.com/Unitech/pm2
+[pm2]: https://github.com/Unitech/pm2