Update readme for added Debian 11 suport

Author: jaapmarcus

README.md

@@ -2,7 +2,7 @@
 
 [Hestia Control Panel](https://www.hestiacp.com/)
 ==================================================
-**Latest stable release:** Version 1.4.10 | [View Changelog](https://github.com/hestiacp/hestiacp/blob/release/CHANGELOG.md) | [![Build Status](https://drone.hestiacp.com/api/badges/hestiacp/hestiacp/status.svg?ref=refs/heads/main)](https://drone.hestiacp.com/hestiacp/hestiacp) <br>
+**Latest stable release:** Version 1.4.11 | [View Changelog](https://github.com/hestiacp/hestiacp/blob/release/CHANGELOG.md) | [![Build Status](https://drone.hestiacp.com/api/badges/hestiacp/hestiacp/status.svg?ref=refs/heads/main)](https://drone.hestiacp.com/hestiacp/hestiacp) <br>
 
 **Web:** [www.hestiacp.com](https://www.hestiacp.com/)<br>
 **Documentation:** [docs.hestiacp.com](https://docs.hestiacp.com/)<br>
@@ -22,14 +22,14 @@ Features and Services
 * Multiple PHP versions (5.6 - 8.0, 7.4 as default)
 * DNS Server (Bind) with clustering capabilities
 * POP/IMAP/SMTP mail services with Anti-Virus, Anti-Spam, and Webmail (ClamAV, SpamAssassin, Roundcube, Rainloop)
-* MariaDB or PostgreSQL databases
+* MariaDB and/or PostgreSQL databases
 * Let's Encrypt SSL support with wildcard certificates
 * Firewall with brute-force attack detection and IP lists (iptables, fail2ban, and ipset).
 
 Supported platforms and operating systems
 ----------------------------
 * **CPU Architecture:** AMD64 (x86_64 Intel/AMD)
-* **Debian:** 10 or 9
+* **Debian:** 11, 10 or 9
 * **Ubuntu:** 20.04 LTS or 18.04 LTS
 * **NOTE:** Hestia Control Panel must be installed on top of a fresh operating system installation to ensure proper functionality.
 

install/hst-install.sh

@@ -61,7 +61,7 @@ no_support_message(){
     echo "Your operating system (OS) is not supported by"
     echo "Hestia Control Panel. Officially supported releases:"
     echo "****************************************************"
-    echo "  Debian 9, 10 11"
+    echo "  Debian 9, 10, 11"
     echo "  Ubuntu 18.04, 20.04 LTS"
     echo ""
     exit 1;