cft: bring testplan into new builders

Changes name to match the binary

BUG=b:230875828
TEST=./build-dockerimages.py <args> ... -service=testplan

Change-Id: I984024c49db275fcdea89a96a2a47c7398265825
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/3630522
Commit-Queue: Derek Beckett <dbeckett@chromium.org>
Reviewed-by: Andrew Lamb <andrewlamb@chromium.org>
Tested-by: Derek Beckett <dbeckett@chromium.org>
Auto-Submit: Derek Beckett <dbeckett@chromium.org>
2 files changed