update information for docker-mailserver (#2782)

README.md

@@ -358,7 +358,7 @@ Simple deployment of a mail server, e.g. for inexperienced or impatient admins.
 
 - [AnonAddy](https://anonaddy.com) - Open source email forwarding service for creating aliases. ([Source Code](https://github.com/anonaddy/anonaddy)) `MIT` `PHP`
 - [DebOps](https://docs.debops.org/) - Your Debian-based data center in a box. A set of general-purpose Ansible roles that can be used to manage Debian or Ubuntu hosts. ([Source Code](https://github.com/debops/debops)) `GPL-3.0-only` `YAML/Ansible/Python`
-- [docker-mailserver](https://docker-mailserver.github.io/docker-mailserver/edge/) - Fullstack but simple mail server (smtp, imap, antispam, antivirus, etc.). Only configuration files, no SQL database. Keep it simple and versioned. Easy to deploy and upgrade. ([Source Code](https://github.com/docker-mailserver/docker-mailserver)) `MIT` `Docker`
+- [docker-mailserver](https://docker-mailserver.github.io/docker-mailserver/edge/) - Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container. Only configuration files, no SQL database. ([Source Code](https://github.com/docker-mailserver/docker-mailserver)) `MIT` `Docker`
 - [emailwiz](https://github.com/LukeSmithxyz/emailwiz) - Luke Smith's bash script to completely automate the setup of a Postfix/Dovecot/SpamAssassin/OpenDKIM server on debian. `GPL-3.0` `Bash`
 - [Excision Mail](https://github.com/Excision-Mail/Excision-Mail) - Fullstack, security focused mailserver based on OpenSMTPD for OpenBSD using ansible. `ISC` `Shell/Ansible`
 - [homebox](https://github.com/progmaticltd/homebox) - Suite of Ansible scripts to deploy a fully functional mail server on Debian. Unobtrusive and automatic as much as possible, focusing on stability and security. `GPL-3.0` `Shell`