Use the correct seed base for edubuntu. LP: #2019060.

debian/changelog

@@ -1,3 +1,9 @@
+livecd-rootfs (2.834) UNRELEASED; urgency=medium
+
+  * Use the correct seed base for edubuntu.  LP: #2019060.
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Tue, 09 May 2023 19:06:28 -0700
+
 livecd-rootfs (2.833) mantic; urgency=medium
 
   [ Łukasz 'sil2100' Zemczak ]

live-build/auto/config

@@ -1180,6 +1180,9 @@ case $PROJECT:${SUBPROJECT:-} in
 		;;
 	xubuntu:minimal)
 		;;
+        edubuntu:*)
+		BASE_SEED='desktop'
+		;;
 	*)
 		BASE_SEED='desktop'
 		;;