Add @UnsupportedAppUsage annotations

For packages:
  android.content.res
  android.content.pm.split
  android.content.pm.permission
  android.content.pm.dex
  android.content.pm
  android.content.om
  android.content

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: Ie932bb108f8e21aad8576e444d43e7a553a4d128
Merged-In: Ia79256a3d04e16dd78331a61af0dcddc5fc1599b