Remove unnecessary arch guarding of the UbuntuStudio kernel selection: we only build this image on amd64 (the arch checking is from i386 days), and the lowlatency kernel also exists on arm64.

debian/changelog

@@ -18,6 +18,9 @@ livecd-rootfs (23.10.33) UNRELEASED; urgency=medium
   * Drop references to kubuntu-dvd, obsoleted in 2012.
   * ubuntukylin-default-settings is part of the task, don't hard-code the
     package.
+  * Remove unnecessary arch guarding of the UbuntuStudio kernel selection:
+    we only build this image on amd64 (the arch checking is from i386 days),
+    and the lowlatency kernel also exists on arm64.
 
  -- Steve Langasek <steve.langasek@ubuntu.com>  Wed, 06 Sep 2023 11:23:17 -0700
 

live-build/auto/config

@@ -870,9 +870,7 @@ case $PROJECT in
 
 	ubuntustudio-dvd)
 		add_task install minimal standard ubuntustudio-desktop ubuntustudio-audio ubuntustudio-graphics ubuntustudio-video ubuntustudio-photography
-		case $ARCH in
+		KERNEL_FLAVOURS=lowlatency
-			amd64)	KERNEL_FLAVOURS=lowlatency ;;
-		esac
 		;;
 
 	ubuntu-server)