[RESTRICT AUTOMERGE] Always set last report configuration for starting window.

The windows of an activity can be request to resize if the last report
configration didn't set during relayout window before activity request
visible. So there should excludes starting window since the starting
window won't restart activity from configuration change.

Bug: 276356396
Test: manual do quick switch on large screen device.
Change-Id: Ie12843d00c5336e5a472624205e4e4b9ec881cc5