testing: Add support for Debian trixie base images

testing/scripts/build-guestimages

@@ -76,18 +76,7 @@ do
 		execute_chroot "dnssec-signzone -K /etc/bind -o org. /etc/bind/db.org" 0
 		execute_chroot "dnssec-signzone -K /etc/bind -o . /etc/bind/db.root" 0
 
-		# on bullseye and newer, enabling via bind9 doesn't work, while
-		# disabling does, so use named here. on the other hand, older releases
-		# like buster don't have named service files
-		SERVICES="apache2 slapd"
-		case "$BASEIMGSUITE" in
-		buster)
-			SERVICES="$SERVICES bind9"
-			;;
-		*)
-			SERVICES="$SERVICES named"
-			;;
-		esac
+		SERVICES="apache2 slapd named"
 		for service in $SERVICES
 		do
 			execute_chroot "systemctl enable $service" 0