Fix dovecot's odd cert definition format

src/freedombone-utils-web

         fi
 
         if [ -d /etc/dovecot ]; then
-            if ! grep -q "ssl_cert = /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem" /etc/dovecot/conf.d/10-ssl.conf; then
-                sed -i "s|#ssl_cert =.*|ssl_cert = /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem|g" /etc/dovecot/conf.d/10-ssl.conf
-                sed -i "s|ssl_cert =.*|ssl_cert = /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem|g" /etc/dovecot/conf.d/10-ssl.conf
+            if ! grep -q "ssl_cert = </etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem" /etc/dovecot/conf.d/10-ssl.conf; then
+                sed -i "s|#ssl_cert =.*|ssl_cert = </etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem|g" /etc/dovecot/conf.d/10-ssl.conf
+                sed -i "s|ssl_cert =.*|ssl_cert = </etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem|g" /etc/dovecot/conf.d/10-ssl.conf
                 systemctl restart dovecot
             fi
         fi