Merge "run-as: remove unecessary code." into main am: ec63f6f1 am: 4c24848b am: f3a30674

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2822612



Change-Id: I16d830ba9c16a7947803100c4184004aa5e6dfeb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>