Merge "Match new google benchmark help output." into main am: 61cd1428b4 am: 5f179606dc

Original change: https://android-review.googlesource.com/c/platform/bionic/+/2768525

Change-Id: I7233023a112a108d3f67b84840cb9252cc10bc90
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>