The source project of this merge request has been removed.
Update installer_base.lib.php to use existing certbot LE SSL certs
https://forum.howtoforge.com/threads/ispconfig-installer-failed-to-use-available-ssl-certs.89631/
Update installer_base.lib.php as ISPConfig Installer failed to use existing certbot LE SSL certs. This is minor fix only for certbot.