Make bencher available to product and vendor am: 78e747fbec

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

Change-Id: Ibf957acff006571d6049e5b65a872cacf99ec591
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>