Update 'installer.sh'

installer.sh

@@ -23,10 +23,10 @@ echo "Static-Vars"
 domain=ongz.nl
 password=JW9t9ipdgLrWvMqHq7hX
 email=admin@ictdagbesteding.nl
-phpver=7.2
+phpver=7.3
 domonly=${domain}
 domain=mail.${domain}
-branch=dev
+branch=alpha
 dhparam=1024
 ##----------------##
 #    Pre-Config    #
@@ -317,7 +317,6 @@ chown vmail:vmail /etc/dovecot/sieve/ -R
 ##--------------##
 #    Rainloop    #
 ##--------------##
-apt install dovecot-sieve dovecot-managesieved -y
 wget -q -t7 https://git.ictmaatwerk.com/VPS-scripts/Ubuntu-Mail/raw/branch/$branch/rainloop.sh -O /tmp/rainloop.sh
 bash /tmp/rainloop.sh