Main: Added inital support for Debian 11

Added Debian 11 as supported os
Added deb11 to all places were deb10 was in a if statement

Temporarily replaced MySQL with MariaDB,
since the MySQL repo is not yet avalible

SubModules/php-fpm/preconf.sh

@@ -1,4 +1,4 @@
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
 # Debian/Ubunbtu Php variables
     phpPoolDir=/etc/php/${phpver}/fpm/pool.d
     phpPkgName=php${phpver}

SubModules/postfix/conf.sh

@@ -52,7 +52,7 @@ ${hostname}
 EOF
 
 
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
     mkdir -p /var/spool/postfix/var/run/opendkim
     sudo chown opendkim:postfix /var/spool/postfix/var/run/opendkim
     sed -i "/^RUNDIR=/c\RUNDIR=/var/spool/postfix/var/run/opendkim" /etc/default/opendkim

SubModules/postfix/preconf.sh

@@ -1,4 +1,4 @@
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
     debconf-set-selections <<< "postfix postfix/mailname string $hostname"
     debconf-set-selections <<< "postfix postfix/main_mailer_type string 'Internet Site'"
 fi

SubModules/redis/preconf.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
 # Debian/Ubunbtu redis variables
     redisService=redis-server