Merge "simpleperf: sign darwin executables when testing." am: 3d010d726d

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/2045743

Change-Id: I59abdc1ea2aee4ef8176583f0b1e58fec03ccdb4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>