[automerger skipped] [RESTRICT AUTOMERGE]Only allow system and same app to apply relinquishTaskIdentity am: cd1f9e72cf am: a9acc6ae3a -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16564590

Change-Id: I2842f83db267e3f4b1d98bcf6f78048eb8d7befa