added comment to systemd-resolve config

bootstrap-bookworm.sh

@@ -196,7 +196,7 @@ fi
 
 ## Setup systemd resolver
 apt-get install --yes systemd-resolved
-echo -e "\n# Disable local name resolution"
+echo -e "\n# Disable local name resolution"  >> /etc/systemd/resolved.conf
 echo "LLMNR=no" >> /etc/systemd/resolved.conf
 echo "MulticastDNS=no" >> /etc/systemd/resolved.conf
 systemctl enable systemd-networkd