fix: Security Report - Reveal images across users via EditUserPhotoController

This functionality has implemented tests on t+ branches.

Bug: 296915959
Test: N/A
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:ae74e70c36ec027dd55164880d8b7225be4c85a3)
Merged-In: If79af734432b14be74815a47e1026dc8369a304f
Change-Id: If79af734432b14be74815a47e1026dc8369a304f