Don't set stem. am: 4fa0c705b0 am: c93db9a913

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/ash/+/2821840

Change-Id: Ic80a2a67c3016a57805122307818830868eb1531
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>