build_plan: Run all builds when change to manifest XML file

BUG=chromium:1169870
TEST=go test

Change-Id: Ie32fa233ceadc75b3e2b02462160601f29abdc06
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/infra/go/+/2669685
Reviewed-by: LaMont Jones <lamontjones@chromium.org>
Commit-Queue: Jack Neus <jackneus@google.com>
Tested-by: Jack Neus <jackneus@google.com>
3 files changed