Update docs for instructions on mysql8 (hestiacp#3193)

* Update docs for instructions on mysql8

* Update getting-started.md

* Make more clear they install mysql8 instead Mysql5

Author: jaapmarcus

docs/docs/introduction/getting-started.md

@@ -61,6 +61,7 @@ To choose what software gets installed, you can provide flags to the installatio
 -j, --proftpd Install ProFTPD [yes | no] default: no
 -k, --named Install Bind [yes | no] default: yes
 -m, --mysql Install MariaDB [yes | no] default: yes
+-M, --mysql-classic Install Mysql8 [yes | no] default: no
 -g, --postgresql Install PostgreSQL [yes | no] default: no
 -x, --exim Install Exim [yes | no] default: yes
 -z, --dovecot Install Dovecot [yes | no] default: yes

install/hst-install-debian.sh

@@ -567,7 +567,7 @@ if [ "$mysql" = 'yes' ]; then
 	echo '   - MariaDB Database Server'
 fi
 if [ "$mysqlclassic" = 'yes' ]; then
-	echo '   - MySQL Database Server'
+	echo '   - MySQL8 Database Server'
 fi
 if [ "$postgresql" = 'yes' ]; then
 	echo '   - PostgreSQL Database Server'

install/hst-install-ubuntu.sh

@@ -558,7 +558,7 @@ if [ "$mysql" = 'yes' ]; then
 	echo '   - MariaDB Database Server'
 fi
 if [ "$mysqlclassic" = 'yes' ]; then
-	echo '   - MySQL Database Server'
+	echo '   - MySQL8 Database Server'
 fi
 if [ "$postgresql" = 'yes' ]; then
 	echo '   - PostgreSQL Database Server'