[ddc] Add new test and builder configs

Change-Id: If337869b80cb440b6c15cc7834bda5a5cfdd80fd
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/279750
Commit-Queue: Nicholas Shahan <nshahan@google.com>
Reviewed-by: Alexander Thomas <athom@google.com>
Reviewed-by: Sigmund Cherem <sigmund@google.com>