Modified OpenStack build settings for mirror-image

Change-Id: Ie59ff1de60f4807a9b39b358834f19cbfac0b652
diff --git a/mirror-image/scripts/cleanup.sh b/mirror-image/scripts/cleanup.sh
index 295d4cb..857c7d9 100644
--- a/mirror-image/scripts/cleanup.sh
+++ b/mirror-image/scripts/cleanup.sh
@@ -23,3 +23,5 @@
 echo "cleaning up minion_id for salt"
 rm -f /etc/salt/minion_id || true
 
+echo "cleaning up resolvconf"
+sed -i '/172\.18\.208\.44/d' /etc/resolvconf/resolv.conf.d/base
\ No newline at end of file