Merge "Revert "Disable pointer authentication in app processes."" am:...

Merge "Revert "Disable pointer authentication in app processes."" am: b9fc2910 am: a236c375 am: 95dc32f4 am: ff645f85

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2021036

Change-Id: I2b784016c5ae9806d4939f9b8246fc9f84739a36