Add chrome-branch-day@chops-service-accounts.iam.gserviceaccount.com to OWNERS

This service account will be updating the `config/*` files as part of
the go/automate-branch-day.

Bug: 367699472
Change-Id: I89909eac4a2ea29a8da140ac75ab8d3cda009430
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/237334
Auto-Submit: Volodymyr Plotkin <vplotkin@google.com>
Reviewed-by: dan sinclair <dsinclair@chromium.org>
Reviewed-by: Brian Sheedy <bsheedy@google.com>
Commit-Queue: dan sinclair <dsinclair@chromium.org>
diff --git a/infra/config/OWNERS b/infra/config/OWNERS
index 2dac217..aafc844 100644
--- a/infra/config/OWNERS
+++ b/infra/config/OWNERS
@@ -2,3 +2,7 @@
 cwallez@chromium.org
 tandrii@chromium.org
 ynovikov@chromium.org
+
+# CBRI Branch Day Automation go/automate-branch-day
+per-file global/generated/commit-queue.cfg=chrome-branch-day@chops-service-accounts.iam.gserviceaccount.com
+per-file global/milestones.json=chrome-branch-day@chops-service-accounts.iam.gserviceaccount.com