Make bencher available to product and vendor am: 78e747fbec am: 973bc6c580 am: 17b2d9fabe am: 4b0943f704 am: 535da9cb3b

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/bencher/+/2476324

Change-Id: Ia73d55f6beee3c354b6b9d547c0662c5f0b3ecf2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>