[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

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

Change-Id: I82df76b08eee892b313ce99642aedf4ead85b0f5