Update images build with repos checkout from gerrit

Change-Id: I27d19e248a1ded6b2a6a2a30b2955da57f23bc3f
diff --git a/day01-image/template.json b/day01-image/template.json
index 25de077..fd61aaa 100644
--- a/day01-image/template.json
+++ b/day01-image/template.json
@@ -103,7 +103,7 @@
           "8096M"
         ],
         [
-          "-fda",
+          "-cdrom",
           "config-drive/cloudata.iso"
         ],
         [