CBQE-1220 enable dgm run for every warmup test

Change-Id: Ia909949aeb12da00b7988a8a47279cd44d882b2f
Reviewed-on: http://review.couchbase.org/26049
Tested-by: Chisheng Hong <chisheng@couchbase.com>
Reviewed-by: Chisheng Hong <chisheng@couchbase.com>