Add @UnsupportedAppUsage annotations

For packages:
  android.os

This is an automatically generated CL. See go/UnsupportedAppUsage
for more details.

Exempted-From-Owner-Approval: Mechanical changes to the codebase
which have been approved by Android API council and announced on
android-eng@

Bug: 110868826
Test: m
Change-Id: I4ece0a3f37f88fc2508cb965092aed7cabc61819