docs: update API connection instructions to include allow-all option to bypass IP filtering (hestiacp#4727)

* docs: update API connection instructions to include allow-all option to bypass IP filtering

* fixing some grammar mistakes

Author: GameBully2K

docs/docs/server-administration/rest-api.md

@@ -8,7 +8,7 @@ With the release of Hestia v1.6.0, we have introduced a more advanced API system
 
 ## I’m unable to connect to the API
 
-With the release of Hestia v1.4.0, we have decided the security needed to be tightened. If you want to connect to the API from a remote server, you will first need to whitelist its IP address. To add multiple addresses, separate them with a new line.
+With the release of Hestia v1.4.0, we have decided the security needed to be tightened. If you want to connect to the API from a remote server, you will first need to whitelist its IP address. To add multiple addresses, separate them with a new line. To bypass the ip filtering, remove any existing ips and write : ```allow-all```
 
 ## Can I disable the API?