Remove *-dvd glob handling for live layers; Ubuntu Studio is the only remaining "DVD" flavor, and with the move to the new installer this bit is also now incorrect.

debian/changelog

@@ -3,6 +3,11 @@ livecd-rootfs (24.04.8) UNRELEASED; urgency=medium
   [ Erich Eickmeyer ]
   * Switch Ubuntu Studio to the new installer.
 
+  [ Steve Langasek ]
+  * Remove *-dvd glob handling for live layers; Ubuntu Studio is the only
+    remaining "DVD" flavor, and with the move to the new installer this bit
+    is also now incorrect.
+
  -- Steve Langasek <steve.langasek@ubuntu.com>  Tue, 05 Dec 2023 21:12:26 -0800
 
 livecd-rootfs (24.04.7) noble; urgency=medium

live-build/auto/config

@@ -1145,12 +1145,6 @@ if [ "$PREINSTALLED" != "true" ] && [ "$PASSES_TO_LAYERS" != "true" ] && [ "$LIV
 	add_task live "$LIVE_TASK"
 fi
 
-case $PROJECT in
-	*-dvd)
-		add_task live "$PROJECT-live"
-		;;
-esac
-
 case "$ARCH${SUBARCH:++$SUBARCH}" in
 	arm*+raspi)
 		# Common configuration for all Raspberry Pi image variants (server,