[Postfix] Fix alias for spam and ham addresses

data/Dockerfiles/postfix/postfix.sh

@@ -5,9 +5,9 @@ trap "postfix stop" EXIT
 [[ ! -d /opt/postfix/conf/sql/ ]] && mkdir -p /opt/postfix/conf/sql/
 
 cat /dev/null > /etc/aliases;
-echo "null: /dev/null" >> /etc/aliases;
-echo "ham: '|/usr/bin/curl -s --data-binary @- --unix-socket /rspamd-sock/rspamd.sock http://rspamd/learnham'" >> /etc/aliases;
-echo "spam: '|/usr/bin/curl -s --data-binary @- --unix-socket /rspamd-sock/rspamd.sock http://rspamd/learnspam'" >> /etc/aliases;
+echo 'null: /dev/null' >> /etc/aliases;
+echo '"ham: "|/usr/bin/curl -s --data-binary @- --unix-socket /rspamd-sock/rspamd.sock http://rspamd/learnham"' >> /etc/aliases;
+echo 'spam: "|/usr/bin/curl -s --data-binary @- --unix-socket /rspamd-sock/rspamd.sock http://rspamd/learnspam"' >> /etc/aliases;
 newaliases;
 
 cat <<EOF > /opt/postfix/conf/sql/mysql_relay_recipient_maps.cf