Merge "Revert "Prevent exfiltration of system files via user image settings."" into qt-dev am: b9bafa0d3d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/19449016

Change-Id: Icfcf27040f9402b736306cf19178feee9f2a774b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>