[automerger skipped] libprocessgroup: optimize SetAttributeAction::ExecuteForProcess performance am: 1e81ee1363 am: d3be6e0d67 -s ours am: 4fb6acaf8f -s ours am: 457df4b768 -s ours

am skip reason: Merged-In I02e3046bd85d0dfebc68ab444f1796bb54cc69c7 with SHA-1 961c01ce23 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/24271776

Change-Id: Ic1cf0b2febbb33d166c222cef9c2c99aa6c5d99e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>