[automerger skipped] Merge "[RESTRICT AUTOMERGE]Only allow system and same app to apply relinquishTaskIdentity" into rvc-dev am: b52cedd0 am: b359403e -s ours am: ba634e4a -s ours am: 3d472183 -s ours am: 7cc0fa7a -s ours

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Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16961349

Change-Id: I79b0f0b2309d466967d79eb0cc56203b7d48df28