[CPC] Don't overwrite the default sources.list

We've received a request not to do so (LP: #1513529) and cloud-init applies it
(or something similar to it) at boot anyway, so the list we're putting in place
isn't generally used.

debian/changelog

@@ -10,6 +10,9 @@ livecd-rootfs (2.411) UNRELEASED; urgency=medium
   * create /boot/uboot dir on all arches and configure /etc/fw_env.config
     everywhere
 
+  [ Daniel Watkins ]
+  * Don't overwrite the default sources.list in cloud images.
+
  -- Oliver Grawert <ogra@ubuntu.com>  Fri, 13 May 2016 21:01:34 +0200
 
 livecd-rootfs (2.410) yakkety; urgency=medium

live-build/auto/build

@@ -251,16 +251,6 @@ deb file:/var/lib/preinstalled-pool/ $LB_DISTRIBUTION $LB_PARENT_ARCHIVE_AREAS
 build_name: server
 serial: $BUILDSTAMP
 EOF
-		cat > chroot/etc/apt/sources.list << EOF
-deb ${LB_PARENT_MIRROR_BINARY} ${LB_DISTRIBUTION} main restricted universe multiverse
-deb ${LB_PARENT_MIRROR_BINARY} ${LB_DISTRIBUTION}-updates main restricted universe multiverse
-deb ${LB_PARENT_MIRROR_BINARY_SECURITY} ${LB_DISTRIBUTION}-security main restricted universe multiverse
-EOF
-		lb chroot_hosts install
-		lb chroot_resolv install
-		Chroot chroot "apt-get update"
-		lb chroot_resolv remove
-		lb chroot_hosts remove
 	fi
 
 	echo "===== Checking size of /usr/share/doc ====="