Merge "Revert "Revert "RESTRICT AUTOMERGE Add feature flag to disable resource updatability APIs""" into tm-dev am: 2c18b2e130 am: 7da79e2d11

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18344247

Change-Id: Idd205dfd948d8f3d8a1bc81cedd90f19ef501c9a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>