au_test_harness: add more OWNERS

Also drop the unnecessary @google.com addresses.

BUG=None
TEST=None

Change-Id: Icced1ab6933af2da50573cd6598971e8f7839742
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crostestutils/+/2646579
Tested-by: Sean Abraham <seanabraham@chromium.org>
Reviewed-by: Dhanya Ganesh <dhanyaganesh@chromium.org>
Commit-Queue: Dhanya Ganesh <dhanyaganesh@chromium.org>
Auto-Submit: Sean Abraham <seanabraham@chromium.org>
diff --git a/au_test_harness/OWNERS b/au_test_harness/OWNERS
index 8329ab1..9624f10 100644
--- a/au_test_harness/OWNERS
+++ b/au_test_harness/OWNERS
@@ -1,6 +1,8 @@
 set noparent
 
 dhanyaganesh@chromium.org
-dhanyaganesh@google.com
 seanabraham@chromium.org
-seanabraham@google.com
+
+include chromiumos/chromite:/OWNERS.ci
+include chromiumos/chromite:/OWNERS.testplatform
+