autotest: Add create task link in buildbot for AsyncSkylabStage.

BUG=chromium:916790
TEST=None.

Change-Id: I9b6d7c7237288ed6afc7303bbb70ce660265366e
Reviewed-on: https://chromium-review.googlesource.com/1387766
Commit-Ready: Xixuan Wu <xixuan@chromium.org>
Tested-by: Xixuan Wu <xixuan@chromium.org>
Reviewed-by: Allen Li <ayatane@chromium.org>
diff --git a/venv/skylab_suite/cmd/run_suite_skylab.py b/venv/skylab_suite/cmd/run_suite_skylab.py
index 259db9d..3a2085b 100755
--- a/venv/skylab_suite/cmd/run_suite_skylab.py
+++ b/venv/skylab_suite/cmd/run_suite_skylab.py
@@ -88,6 +88,8 @@
                      options.dry_run)
 
     if options.create_and_return:
+        suite_tracking.log_create_task(suite_job.suite_name,
+                                       suite_handler.suite_id)
         suite_tracking.print_child_test_annotations(suite_handler)
         return run_suite_common.SuiteResult(run_suite_common.RETURN_CODES.OK)