[automerger skipped] Revert "[automerged blank] Disable pointer authentication in app..." am: 85b243795f -s ours

am skip reason: Merged-In I3030c47be9d02a27505bd4775c1982a20755758c with SHA-1 69538cf7f3 is already in history. Merged-In was found from reverted change.

Reverted change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16713103

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17214407

Change-Id: I316937717f1096c12b9cf204342bab58800e7b51