dovecot: fixed sa-rules download

data/Dockerfiles/dovecot/sa-rules.sh

@@ -11,7 +11,7 @@ else
 fi
 
 # Deploy
-curl --connect-timeout 15 --retry 10 --max-time 30 http://www.spamassassin.heinlein-support.de/$(dig txt 1.4.3.spamassassin.heinlein-support.de +short | tr -d '"' | tr -dc '0-9').tar.gz --output /tmp/sa-rules-heinlein.tar.gz
+curl --connect-timeout 15 --retry 10 --max-time 30 https://www.spamassassin.heinlein-support.de/$(dig txt 1.4.3.spamassassin.heinlein-support.de +short | tr -d '"' | tr -dc '0-9').tar.gz --output /tmp/sa-rules-heinlein.tar.gz
 if gzip -t /tmp/sa-rules-heinlein.tar.gz; then
   tar xfvz /tmp/sa-rules-heinlein.tar.gz -C /tmp/sa-rules-heinlein
   cat /tmp/sa-rules-heinlein/*cf > /etc/rspamd/custom/sa-rules